Sequence Database

A database with 1693109 machine generated integer and decimal sequences.

Displaying result 0-99 of total 73975. [0] [1] [2] [3] [4] ... [739]

Sequence kbpwb2bxbeqcf

1, 4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, more...

integer, strictly-monotonic, +, A018252

a(n)=composite(n)
composite(n)=nth composite number
n≥1
2 operations
Prime

Sequence unjcs3pzzx52j

-1, -4, -6, -8, -9, -10, -12, -14, -15, -16, -18, -20, -21, -22, -24, -25, -26, -27, -28, -30, -32, -33, -34, -35, -36, -38, -39, -40, -42, -44, -45, -46, -48, -49, -50, -51, -52, -54, -55, -56, -57, -58, -60, -62, -63, -64, -65, -66, -68, -69, more...

integer, strictly-monotonic, -

a(n)=-composite(n)
composite(n)=nth composite number
n≥1
3 operations
Prime

Sequence pkswt4hfxpdpo

-9, -6, -4, -2, -1, 0, 2, 4, 5, 6, 8, 10, 11, 12, 14, 15, 16, 17, 18, 20, 22, 23, 24, 25, 26, 28, 29, 30, 32, 34, 35, 36, 38, 39, 40, 41, 42, 44, 45, 46, 47, 48, 50, 52, 53, 54, 55, 56, 58, 59, more...

integer, strictly-monotonic, +-

a(n)=composite(n)-10
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 3sqkwek5mekdg

-8, -5, -3, -1, 0, 1, 3, 5, 6, 7, 9, 11, 12, 13, 15, 16, 17, 18, 19, 21, 23, 24, 25, 26, 27, 29, 30, 31, 33, 35, 36, 37, 39, 40, 41, 42, 43, 45, 46, 47, 48, 49, 51, 53, 54, 55, 56, 57, 59, 60, more...

integer, strictly-monotonic, +-

a(n)=composite(n)-9
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence lfu0yfdi053jp

-7, -4, -2, 0, 1, 2, 4, 6, 7, 8, 10, 12, 13, 14, 16, 17, 18, 19, 20, 22, 24, 25, 26, 27, 28, 30, 31, 32, 34, 36, 37, 38, 40, 41, 42, 43, 44, 46, 47, 48, 49, 50, 52, 54, 55, 56, 57, 58, 60, 61, more...

integer, strictly-monotonic, +-

a(n)=composite(n)-8
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence farksurlwef5l

-6, -3, -1, 1, 2, 3, 5, 7, 8, 9, 11, 13, 14, 15, 17, 18, 19, 20, 21, 23, 25, 26, 27, 28, 29, 31, 32, 33, 35, 37, 38, 39, 41, 42, 43, 44, 45, 47, 48, 49, 50, 51, 53, 55, 56, 57, 58, 59, 61, 62, more...

integer, strictly-monotonic, +-

a(n)=composite(n)-7
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence ztf4cbrwrus2n

-5, -2, 0, 2, 3, 4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 22, 24, 26, 27, 28, 29, 30, 32, 33, 34, 36, 38, 39, 40, 42, 43, 44, 45, 46, 48, 49, 50, 51, 52, 54, 56, 57, 58, 59, 60, 62, 63, more...

integer, strictly-monotonic, +-

a(n)=composite(n)-6
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence xyz4biuw50hpg

-4, -1, 1, 3, 4, 5, 7, 9, 10, 11, 13, 15, 16, 17, 19, 20, 21, 22, 23, 25, 27, 28, 29, 30, 31, 33, 34, 35, 37, 39, 40, 41, 43, 44, 45, 46, 47, 49, 50, 51, 52, 53, 55, 57, 58, 59, 60, 61, 63, 64, more...

integer, strictly-monotonic, +-

a(n)=composite(n)-5
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 40lh3ix1tzdfp

-3, 0, 2, 4, 5, 6, 8, 10, 11, 12, 14, 16, 17, 18, 20, 21, 22, 23, 24, 26, 28, 29, 30, 31, 32, 34, 35, 36, 38, 40, 41, 42, 44, 45, 46, 47, 48, 50, 51, 52, 53, 54, 56, 58, 59, 60, 61, 62, 64, 65, more...

integer, strictly-monotonic, +-

a(n)=composite(n)-4
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence ovjidpm5tv3hh

-2, 1, 3, 5, 6, 7, 9, 11, 12, 13, 15, 17, 18, 19, 21, 22, 23, 24, 25, 27, 29, 30, 31, 32, 33, 35, 36, 37, 39, 41, 42, 43, 45, 46, 47, 48, 49, 51, 52, 53, 54, 55, 57, 59, 60, 61, 62, 63, 65, 66, more...

integer, strictly-monotonic, +-

a(n)=composite(n)-3
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 2rtqrucqzh1ll

-1, 2, 4, 6, 7, 8, 10, 12, 13, 14, 16, 18, 19, 20, 22, 23, 24, 25, 26, 28, 30, 31, 32, 33, 34, 36, 37, 38, 40, 42, 43, 44, 46, 47, 48, 49, 50, 52, 53, 54, 55, 56, 58, 60, 61, 62, 63, 64, 66, 67, more...

integer, strictly-monotonic, +-

a(n)=composite(n)-2
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence clfaderze1jmp

0, -3, -5, -7, -8, -9, -11, -13, -14, -15, -17, -19, -20, -21, -23, -24, -25, -26, -27, -29, -31, -32, -33, -34, -35, -37, -38, -39, -41, -43, -44, -45, -47, -48, -49, -50, -51, -53, -54, -55, -56, -57, -59, -61, -62, -63, -64, -65, -67, -68, more...

integer, strictly-monotonic, -

a(n)=1-composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence pp5ws2mnohvrh

0, 3, 5, 7, 8, 9, 11, 13, 14, 15, 17, 19, 20, 21, 23, 24, 25, 26, 27, 29, 31, 32, 33, 34, 35, 37, 38, 39, 41, 43, 44, 45, 47, 48, 49, 50, 51, 53, 54, 55, 56, 57, 59, 61, 62, 63, 64, 65, 67, 68, more...

integer, strictly-monotonic, +

a(n)=composite(n)-1
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence uvb1t25ux45yf

0.1, 0.4, 0.6, 0.8, 0.9, 1, 1.2, 1.4, 1.5, 1.6, 1.8, 2, 2.1, 2.2, 2.4, 2.5, 2.6, 2.7, 2.8, 3, 3.2, 3.3, 3.4, 3.5, 3.6, more...

decimal, strictly-monotonic, +

a(n)=composite(n)/10
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence uean14ppwbthl

0.1111111111111111, 0.4444444444444444, 0.6666666666666666, 0.8888888888888888, 1, 1.1111111111111112, 1.3333333333333333, 1.5555555555555556, 1.6666666666666667, 1.7777777777777777, 2, 2.2222222222222223, 2.3333333333333335, 2.4444444444444446, 2.6666666666666665, 2.7777777777777777, 2.888888888888889, 3, 3.111111111111111, 3.3333333333333335, 3.5555555555555554, 3.6666666666666665, 3.7777777777777777, 3.888888888888889, 4, more...

decimal, strictly-monotonic, +

a(n)=composite(n)/9
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence h0mhkzeifxv3d

0.125, 0.5, 0.75, 1, 1.125, 1.25, 1.5, 1.75, 1.875, 2, 2.25, 2.5, 2.625, 2.75, 3, 3.125, 3.25, 3.375, 3.5, 3.75, 4, 4.125, 4.25, 4.375, 4.5, more...

decimal, strictly-monotonic, +

a(n)=composite(n)/8
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence lj0wn2ndzv13

0.14285714285714285, 0.5714285714285714, 0.8571428571428571, 1.1428571428571428, 1.2857142857142858, 1.4285714285714286, 1.7142857142857142, 2, 2.142857142857143, 2.2857142857142856, 2.5714285714285716, 2.857142857142857, 3, 3.142857142857143, 3.4285714285714284, 3.5714285714285716, 3.7142857142857144, 3.857142857142857, 4, 4.285714285714286, 4.571428571428571, 4.714285714285714, 4.857142857142857, 5, 5.142857142857143, more...

decimal, strictly-monotonic, +

a(n)=composite(n)/7
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence keihpevopy1lj

0.16666666666666666, 0.6666666666666666, 1, 1.3333333333333333, 1.5, 1.6666666666666667, 2, 2.3333333333333335, 2.5, 2.6666666666666665, 3, 3.3333333333333335, 3.5, 3.6666666666666665, 4, 4.166666666666667, 4.333333333333333, 4.5, 4.666666666666667, 5, 5.333333333333333, 5.5, 5.666666666666667, 5.833333333333333, 6, more...

decimal, strictly-monotonic, +

a(n)=composite(n)/6
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence mbzt5axpsccgb

0.2, 0.8, 1.2, 1.6, 1.8, 2, 2.4, 2.8, 3, 3.2, 3.6, 4, 4.2, 4.4, 4.8, 5, 5.2, 5.4, 5.6, 6, 6.4, 6.6, 6.8, 7, 7.2, more...

decimal, strictly-monotonic, +

a(n)=composite(n)/5
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence y2ptsdz0gz5on

0.25, 1, 1.5, 2, 2.25, 2.5, 3, 3.5, 3.75, 4, 4.5, 5, 5.25, 5.5, 6, 6.25, 6.5, 6.75, 7, 7.5, 8, 8.25, 8.5, 8.75, 9, more...

decimal, strictly-monotonic, +

a(n)=composite(n)/4
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence m4qh2hr2he2zm

0.3333333333333333, 1.3333333333333333, 2, 2.6666666666666665, 3, 3.3333333333333335, 4, 4.666666666666667, 5, 5.333333333333333, 6, 6.666666666666667, 7, 7.333333333333333, 8, 8.333333333333334, 8.666666666666666, 9, 9.333333333333334, 10, 10.666666666666666, 11, 11.333333333333334, 11.666666666666666, 12, more...

decimal, strictly-monotonic, +

a(n)=composite(n)/3
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence hweknvko5wbol

0.5, 2, 3, 4, 4.5, 5, 6, 7, 7.5, 8, 9, 10, 10.5, 11, 12, 12.5, 13, 13.5, 14, 15, 16, 16.5, 17, 17.5, 18, more...

decimal, strictly-monotonic, +

a(n)=composite(n)/2
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence nfhvp4fg0gxam

1, -2, -4, -6, -7, -8, -10, -12, -13, -14, -16, -18, -19, -20, -22, -23, -24, -25, -26, -28, -30, -31, -32, -33, -34, -36, -37, -38, -40, -42, -43, -44, -46, -47, -48, -49, -50, -52, -53, -54, -55, -56, -58, -60, -61, -62, -63, -64, -66, -67, more...

integer, strictly-monotonic, +-

a(n)=2-composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence cfmuupquksivg

1, 0.25, 0.16666666666666666, 0.125, 0.1111111111111111, 0.1, 0.08333333333333333, 0.07142857142857142, 0.06666666666666667, 0.0625, 0.05555555555555555, 0.05, 0.047619047619047616, 0.045454545454545456, 0.041666666666666664, 0.04, 0.038461538461538464, 0.037037037037037035, 0.03571428571428571, 0.03333333333333333, 0.03125, 0.030303030303030304, 0.029411764705882353, 0.02857142857142857, 0.027777777777777776, more...

decimal, strictly-monotonic, convergent, +

a(n)=1/composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 35t3lujbipzyk

2, -1, -3, -5, -6, -7, -9, -11, -12, -13, -15, -17, -18, -19, -21, -22, -23, -24, -25, -27, -29, -30, -31, -32, -33, -35, -36, -37, -39, -41, -42, -43, -45, -46, -47, -48, -49, -51, -52, -53, -54, -55, -57, -59, -60, -61, -62, -63, -65, -66, more...

integer, strictly-monotonic, +-

a(n)=3-composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence jdufvgu4mzodh

2, 0.5, 0.3333333333333333, 0.25, 0.2222222222222222, 0.2, 0.16666666666666666, 0.14285714285714285, 0.13333333333333333, 0.125, 0.1111111111111111, 0.1, 0.09523809523809523, 0.09090909090909091, 0.08333333333333333, 0.08, 0.07692307692307693, 0.07407407407407407, 0.07142857142857142, 0.06666666666666667, 0.0625, 0.06060606060606061, 0.058823529411764705, 0.05714285714285714, 0.05555555555555555, more...

decimal, strictly-monotonic, convergent, +

a(n)=2/composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 1w3lilvzs4lnl

2, 5, 7, 9, 10, 11, 13, 15, 16, 17, 19, 21, 22, 23, 25, 26, 27, 28, 29, 31, 33, 34, 35, 36, 37, 39, 40, 41, 43, 45, 46, 47, 49, 50, 51, 52, 53, 55, 56, 57, 58, 59, 61, 63, 64, 65, 66, 67, 69, 70, more...

integer, strictly-monotonic, +

a(n)=1+composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence zj0vocwpfehto

2, 8, 12, 16, 18, 20, 24, 28, 30, 32, 36, 40, 42, 44, 48, 50, 52, 54, 56, 60, 64, 66, 68, 70, 72, 76, 78, 80, 84, 88, 90, 92, 96, 98, 100, 102, 104, 108, 110, 112, 114, 116, 120, 124, 126, 128, 130, 132, 136, 138, more...

integer, strictly-monotonic, +, A139270

a(n)=2*composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 5qxjlmwod05rj

3, 0, -2, -4, -5, -6, -8, -10, -11, -12, -14, -16, -17, -18, -20, -21, -22, -23, -24, -26, -28, -29, -30, -31, -32, -34, -35, -36, -38, -40, -41, -42, -44, -45, -46, -47, -48, -50, -51, -52, -53, -54, -56, -58, -59, -60, -61, -62, -64, -65, more...

integer, strictly-monotonic, +-

a(n)=4-composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence dhybi5oppnvqk

3, 0.75, 0.5, 0.375, 0.3333333333333333, 0.3, 0.25, 0.21428571428571427, 0.2, 0.1875, 0.16666666666666666, 0.15, 0.14285714285714285, 0.13636363636363635, 0.125, 0.12, 0.11538461538461539, 0.1111111111111111, 0.10714285714285714, 0.1, 0.09375, 0.09090909090909091, 0.08823529411764706, 0.08571428571428572, 0.08333333333333333, more...

decimal, strictly-monotonic, convergent, +

a(n)=3/composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 5i3tmbnb1jugp

3, 6, 8, 10, 11, 12, 14, 16, 17, 18, 20, 22, 23, 24, 26, 27, 28, 29, 30, 32, 34, 35, 36, 37, 38, 40, 41, 42, 44, 46, 47, 48, 50, 51, 52, 53, 54, 56, 57, 58, 59, 60, 62, 64, 65, 66, 67, 68, 70, 71, more...

integer, strictly-monotonic, +

a(n)=2+composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence pistzlo5rapzn

3, 12, 18, 24, 27, 30, 36, 42, 45, 48, 54, 60, 63, 66, 72, 75, 78, 81, 84, 90, 96, 99, 102, 105, 108, 114, 117, 120, 126, 132, 135, 138, 144, 147, 150, 153, 156, 162, 165, 168, 171, 174, 180, 186, 189, 192, 195, 198, 204, 207, more...

integer, strictly-monotonic, +

a(n)=3*composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 3muxujwz5ezhc

4, 1, -1, -3, -4, -5, -7, -9, -10, -11, -13, -15, -16, -17, -19, -20, -21, -22, -23, -25, -27, -28, -29, -30, -31, -33, -34, -35, -37, -39, -40, -41, -43, -44, -45, -46, -47, -49, -50, -51, -52, -53, -55, -57, -58, -59, -60, -61, -63, -64, more...

integer, strictly-monotonic, +-

a(n)=5-composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 4lumwhh5xpipj

4, 1, 0.6666666666666666, 0.5, 0.4444444444444444, 0.4, 0.3333333333333333, 0.2857142857142857, 0.26666666666666666, 0.25, 0.2222222222222222, 0.2, 0.19047619047619047, 0.18181818181818182, 0.16666666666666666, 0.16, 0.15384615384615385, 0.14814814814814814, 0.14285714285714285, 0.13333333333333333, 0.125, 0.12121212121212122, 0.11764705882352941, 0.11428571428571428, 0.1111111111111111, more...

decimal, strictly-monotonic, convergent, +

a(n)=4/composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence rlfgtfganx3zg

4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, 70, more...

integer, strictly-monotonic, +, A002808

a(n)=composite(2+n)
composite(n)=nth composite number
n≥0
4 operations
Prime

Sequence pns5iczv1n21i

4, 7, 9, 11, 12, 13, 15, 17, 18, 19, 21, 23, 24, 25, 27, 28, 29, 30, 31, 33, 35, 36, 37, 38, 39, 41, 42, 43, 45, 47, 48, 49, 51, 52, 53, 54, 55, 57, 58, 59, 60, 61, 63, 65, 66, 67, 68, 69, 71, 72, more...

integer, strictly-monotonic, +

a(n)=3+composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence djgfabshuqzfj

4, 8, 10, 14, 16, 20, 22, 25, 27, 30, 33, 35, 38, 40, 44, 46, 49, 51, 54, 56, 58, 62, 64, 66, 69, 72, 75, 77, 80, 82, 85, 87, 90, 92, 94, 96, 99, 102, 105, 108, 111, 114, 116, 118, 120, 122, 124, 126, 129, 132, more...

integer, strictly-monotonic, +, A099861

a(n)=composite(2*n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence inyta1pbbftjn

4, 16, 24, 32, 36, 40, 48, 56, 60, 64, 72, 80, 84, 88, 96, 100, 104, 108, 112, 120, 128, 132, 136, 140, 144, 152, 156, 160, 168, 176, 180, 184, 192, 196, 200, 204, 208, 216, 220, 224, 228, 232, 240, 248, 252, 256, 260, 264, 272, 276, more...

integer, strictly-monotonic, +

a(n)=4*composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence hx2s0gfgjp4ni

5, 1.25, 0.8333333333333334, 0.625, 0.5555555555555556, 0.5, 0.4166666666666667, 0.35714285714285715, 0.3333333333333333, 0.3125, 0.2777777777777778, 0.25, 0.23809523809523808, 0.22727272727272727, 0.20833333333333334, 0.2, 0.19230769230769232, 0.18518518518518517, 0.17857142857142858, 0.16666666666666666, 0.15625, 0.15151515151515152, 0.14705882352941177, 0.14285714285714285, 0.1388888888888889, more...

decimal, strictly-monotonic, convergent, +

a(n)=5/composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 4u5lkp42q51um

5, 2, 0, -2, -3, -4, -6, -8, -9, -10, -12, -14, -15, -16, -18, -19, -20, -21, -22, -24, -26, -27, -28, -29, -30, -32, -33, -34, -36, -38, -39, -40, -42, -43, -44, -45, -46, -48, -49, -50, -51, -52, -54, -56, -57, -58, -59, -60, -62, -63, more...

integer, strictly-monotonic, +-

a(n)=6-composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 2dnyqh3ouss4m

5, 8, 10, 12, 13, 14, 16, 18, 19, 20, 22, 24, 25, 26, 28, 29, 30, 31, 32, 34, 36, 37, 38, 39, 40, 42, 43, 44, 46, 48, 49, 50, 52, 53, 54, 55, 56, 58, 59, 60, 61, 62, 64, 66, 67, 68, 69, 70, 72, 73, more...

integer, strictly-monotonic, +

a(n)=4+composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence ue3gxdrabsfud

5, 20, 30, 40, 45, 50, 60, 70, 75, 80, 90, 100, 105, 110, 120, 125, 130, 135, 140, 150, 160, 165, 170, 175, 180, 190, 195, 200, 210, 220, 225, 230, 240, 245, 250, 255, 260, 270, 275, 280, 285, 290, 300, 310, 315, 320, 325, 330, 340, 345, more...

integer, strictly-monotonic, +

a(n)=5*composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 3amj0jf0qhnpe

6, 1.5, 1, 0.75, 0.6666666666666666, 0.6, 0.5, 0.42857142857142855, 0.4, 0.375, 0.3333333333333333, 0.3, 0.2857142857142857, 0.2727272727272727, 0.25, 0.24, 0.23076923076923078, 0.2222222222222222, 0.21428571428571427, 0.2, 0.1875, 0.18181818181818182, 0.17647058823529413, 0.17142857142857143, 0.16666666666666666, more...

decimal, strictly-monotonic, convergent, +

a(n)=6/composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence h5eejncggkc0b

6, 3, 1, -1, -2, -3, -5, -7, -8, -9, -11, -13, -14, -15, -17, -18, -19, -20, -21, -23, -25, -26, -27, -28, -29, -31, -32, -33, -35, -37, -38, -39, -41, -42, -43, -44, -45, -47, -48, -49, -50, -51, -53, -55, -56, -57, -58, -59, -61, -62, more...

integer, strictly-monotonic, +-

a(n)=7-composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence lua2yqh3tdjhi

6, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, 70, 72, more...

integer, strictly-monotonic, +

a(n)=composite(3+n)
composite(n)=nth composite number
n≥0
4 operations
Prime

Sequence 5mpwdiormd2xh

6, 9, 11, 13, 14, 15, 17, 19, 20, 21, 23, 25, 26, 27, 29, 30, 31, 32, 33, 35, 37, 38, 39, 40, 41, 43, 44, 45, 47, 49, 50, 51, 53, 54, 55, 56, 57, 59, 60, 61, 62, 63, 65, 67, 68, 69, 70, 71, 73, 74, more...

integer, strictly-monotonic, +

a(n)=5+composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence ggwxplrj0tpbf

6, 10, 15, 20, 24, 27, 32, 35, 39, 44, 48, 51, 55, 58, 63, 66, 70, 75, 78, 82, 86, 90, 93, 96, 100, 105, 110, 114, 117, 120, 123, 126, 130, 134, 138, 142, 145, 148, 153, 156, 160, 164, 168, 171, 175, 178, 183, 186, 189, 194, more...

integer, strictly-monotonic, +

a(n)=composite(3*n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence brn1c0wtdqtqk

6, 24, 36, 48, 54, 60, 72, 84, 90, 96, 108, 120, 126, 132, 144, 150, 156, 162, 168, 180, 192, 198, 204, 210, 216, 228, 234, 240, 252, 264, 270, 276, 288, 294, 300, 306, 312, 324, 330, 336, 342, 348, 360, 372, 378, 384, 390, 396, 408, 414, more...

integer, strictly-monotonic, +

a(n)=6*composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence zt2cs4smx1bqp

7, 1.75, 1.1666666666666667, 0.875, 0.7777777777777778, 0.7, 0.5833333333333334, 0.5, 0.4666666666666667, 0.4375, 0.3888888888888889, 0.35, 0.3333333333333333, 0.3181818181818182, 0.2916666666666667, 0.28, 0.2692307692307692, 0.25925925925925924, 0.25, 0.23333333333333334, 0.21875, 0.21212121212121213, 0.20588235294117646, 0.2, 0.19444444444444445, more...

decimal, strictly-monotonic, convergent, +

a(n)=7/composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence ocw2powwx4u3j

7, 4, 2, 0, -1, -2, -4, -6, -7, -8, -10, -12, -13, -14, -16, -17, -18, -19, -20, -22, -24, -25, -26, -27, -28, -30, -31, -32, -34, -36, -37, -38, -40, -41, -42, -43, -44, -46, -47, -48, -49, -50, -52, -54, -55, -56, -57, -58, -60, -61, more...

integer, strictly-monotonic, +-

a(n)=8-composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 5dt3zb54spv2l

7, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 26, 27, 28, 30, 31, 32, 33, 34, 36, 38, 39, 40, 41, 42, 44, 45, 46, 48, 50, 51, 52, 54, 55, 56, 57, 58, 60, 61, 62, 63, 64, 66, 68, 69, 70, 71, 72, 74, 75, more...

integer, strictly-monotonic, +

a(n)=6+composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 1xpisqepwxxel

7, 28, 42, 56, 63, 70, 84, 98, 105, 112, 126, 140, 147, 154, 168, 175, 182, 189, 196, 210, 224, 231, 238, 245, 252, 266, 273, 280, 294, 308, 315, 322, 336, 343, 350, 357, 364, 378, 385, 392, 399, 406, 420, 434, 441, 448, 455, 462, 476, 483, more...

integer, strictly-monotonic, +

a(n)=7*composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence r1jnuro5rmpgh

8, 2, 1.3333333333333333, 1, 0.8888888888888888, 0.8, 0.6666666666666666, 0.5714285714285714, 0.5333333333333333, 0.5, 0.4444444444444444, 0.4, 0.38095238095238093, 0.36363636363636365, 0.3333333333333333, 0.32, 0.3076923076923077, 0.2962962962962963, 0.2857142857142857, 0.26666666666666666, 0.25, 0.24242424242424243, 0.23529411764705882, 0.22857142857142856, 0.2222222222222222, more...

decimal, strictly-monotonic, convergent, +

a(n)=8/composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 1xgtubaqkmqzi

8, 5, 3, 1, 0, -1, -3, -5, -6, -7, -9, -11, -12, -13, -15, -16, -17, -18, -19, -21, -23, -24, -25, -26, -27, -29, -30, -31, -33, -35, -36, -37, -39, -40, -41, -42, -43, -45, -46, -47, -48, -49, -51, -53, -54, -55, -56, -57, -59, -60, more...

integer, strictly-monotonic, +-

a(n)=9-composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence jbk2lte01f4wg

8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, 70, 72, 74, more...

integer, strictly-monotonic, +

a(n)=composite(4+n)
composite(n)=nth composite number
n≥0
4 operations
Prime

Sequence 2iftugkbsj5pd

8, 11, 13, 15, 16, 17, 19, 21, 22, 23, 25, 27, 28, 29, 31, 32, 33, 34, 35, 37, 39, 40, 41, 42, 43, 45, 46, 47, 49, 51, 52, 53, 55, 56, 57, 58, 59, 61, 62, 63, 64, 65, 67, 69, 70, 71, 72, 73, 75, 76, more...

integer, strictly-monotonic, +

a(n)=7+composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence x3rrx4fssstuh

8, 14, 20, 25, 30, 35, 40, 46, 51, 56, 62, 66, 72, 77, 82, 87, 92, 96, 102, 108, 114, 118, 122, 126, 132, 136, 142, 146, 152, 156, 161, 166, 171, 176, 182, 186, 190, 196, 202, 206, 210, 215, 219, 224, 230, 235, 240, 245, 249, 254, more...

integer, strictly-monotonic, +

a(n)=composite(4*n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence vhdxn3ehrjzlf

8, 32, 48, 64, 72, 80, 96, 112, 120, 128, 144, 160, 168, 176, 192, 200, 208, 216, 224, 240, 256, 264, 272, 280, 288, 304, 312, 320, 336, 352, 360, 368, 384, 392, 400, 408, 416, 432, 440, 448, 456, 464, 480, 496, 504, 512, 520, 528, 544, 552, more...

integer, strictly-monotonic, +

a(n)=8*composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 1bpq4c2ilx3zk

9, 2.25, 1.5, 1.125, 1, 0.9, 0.75, 0.6428571428571429, 0.6, 0.5625, 0.5, 0.45, 0.42857142857142855, 0.4090909090909091, 0.375, 0.36, 0.34615384615384615, 0.3333333333333333, 0.32142857142857145, 0.3, 0.28125, 0.2727272727272727, 0.2647058823529412, 0.2571428571428571, 0.25, more...

decimal, strictly-monotonic, convergent, +

a(n)=9/composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence jfkz2brepwo5c

9, 6, 4, 2, 1, 0, -2, -4, -5, -6, -8, -10, -11, -12, -14, -15, -16, -17, -18, -20, -22, -23, -24, -25, -26, -28, -29, -30, -32, -34, -35, -36, -38, -39, -40, -41, -42, -44, -45, -46, -47, -48, -50, -52, -53, -54, -55, -56, -58, -59, more...

integer, strictly-monotonic, +-

a(n)=10-composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence gj2dfmqh4otej

9, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, 70, 72, 74, 75, more...

integer, strictly-monotonic, +

a(n)=composite(5+n)
composite(n)=nth composite number
n≥0
4 operations
Prime

Sequence k4duegckwajfl

9, 12, 14, 16, 17, 18, 20, 22, 23, 24, 26, 28, 29, 30, 32, 33, 34, 35, 36, 38, 40, 41, 42, 43, 44, 46, 47, 48, 50, 52, 53, 54, 56, 57, 58, 59, 60, 62, 63, 64, 65, 66, 68, 70, 71, 72, 73, 74, 76, 77, more...

integer, strictly-monotonic, +

a(n)=8+composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence kmwxhjkguqy2i

9, 16, 24, 30, 36, 44, 50, 56, 63, 69, 76, 82, 88, 94, 100, 108, 115, 120, 125, 132, 138, 144, 150, 156, 162, 169, 175, 182, 187, 194, 201, 206, 212, 217, 222, 230, 236, 243, 248, 254, 260, 266, 273, 279, 286, 291, 297, 302, 308, 315, more...

integer, strictly-monotonic, +

a(n)=composite(5*n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence fryn3pwrhibxp

9, 36, 54, 72, 81, 90, 108, 126, 135, 144, 162, 180, 189, 198, 216, 225, 234, 243, 252, 270, 288, 297, 306, 315, 324, 342, 351, 360, 378, 396, 405, 414, 432, 441, 450, 459, 468, 486, 495, 504, 513, 522, 540, 558, 567, 576, 585, 594, 612, 621, more...

integer, strictly-monotonic, +

a(n)=9*composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 3sfbdnlnvlxad

10, 2.5, 1.6666666666666667, 1.25, 1.1111111111111112, 1, 0.8333333333333334, 0.7142857142857143, 0.6666666666666666, 0.625, 0.5555555555555556, 0.5, 0.47619047619047616, 0.45454545454545453, 0.4166666666666667, 0.4, 0.38461538461538464, 0.37037037037037035, 0.35714285714285715, 0.3333333333333333, 0.3125, 0.30303030303030304, 0.29411764705882354, 0.2857142857142857, 0.2777777777777778, more...

decimal, strictly-monotonic, convergent, +

a(n)=10/composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence ajxryt5onmfc

10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, 70, 72, 74, 75, 76, more...

integer, strictly-monotonic, +

a(n)=composite(6+n)
composite(n)=nth composite number
n≥0
4 operations
Prime

Sequence 1x3uspmhpg4gk

10, 13, 15, 17, 18, 19, 21, 23, 24, 25, 27, 29, 30, 31, 33, 34, 35, 36, 37, 39, 41, 42, 43, 44, 45, 47, 48, 49, 51, 53, 54, 55, 57, 58, 59, 60, 61, 63, 64, 65, 66, 67, 69, 71, 72, 73, 74, 75, 77, 78, more...

integer, strictly-monotonic, +

a(n)=9+composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence revkhakmen4yc

10, 20, 27, 35, 44, 51, 58, 66, 75, 82, 90, 96, 105, 114, 120, 126, 134, 142, 148, 156, 164, 171, 178, 186, 194, 202, 208, 215, 221, 230, 237, 245, 252, 259, 266, 274, 282, 289, 296, 302, 309, 318, 324, 330, 338, 344, 352, 360, 366, 374, more...

integer, strictly-monotonic, +, A175229

a(n)=composite(6*n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence uzx1xwptcq40p

10, 40, 60, 80, 90, 100, 120, 140, 150, 160, 180, 200, 210, 220, 240, 250, 260, 270, 280, 300, 320, 330, 340, 350, 360, 380, 390, 400, 420, 440, 450, 460, 480, 490, 500, 510, 520, 540, 550, 560, 570, 580, 600, 620, 630, 640, 650, 660, 680, 690, more...

integer, strictly-monotonic, +

a(n)=10*composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence yqjwf4wdl0kwj

11, 14, 16, 18, 19, 20, 22, 24, 25, 26, 28, 30, 31, 32, 34, 35, 36, 37, 38, 40, 42, 43, 44, 45, 46, 48, 49, 50, 52, 54, 55, 56, 58, 59, 60, 61, 62, 64, 65, 66, 67, 68, 70, 72, 73, 74, 75, 76, 78, 79, more...

integer, strictly-monotonic, +

a(n)=10+composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence dyhodznh54zce

12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, 70, 72, 74, 75, 76, 77, more...

integer, strictly-monotonic, +

a(n)=composite(7+n)
composite(n)=nth composite number
n≥0
4 operations
Prime

Sequence akty0xm5pynxm

12, 22, 32, 40, 50, 58, 68, 77, 86, 94, 104, 114, 121, 129, 138, 146, 155, 164, 172, 182, 189, 200, 207, 215, 222, 232, 242, 249, 258, 266, 275, 285, 292, 300, 308, 318, 325, 333, 341, 350, 358, 366, 375, 384, 392, 400, 408, 416, 425, 434, more...

integer, strictly-monotonic, +

a(n)=composite(7*n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence cx30tghukel4m

14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, 70, 72, 74, 75, 76, 77, 78, more...

integer, strictly-monotonic, +

a(n)=composite(8+n)
composite(n)=nth composite number
n≥0
4 operations
Prime

Sequence 5abeax4ffkwin

14, 25, 35, 46, 56, 66, 77, 87, 96, 108, 118, 126, 136, 146, 156, 166, 176, 186, 196, 206, 215, 224, 235, 245, 254, 264, 274, 285, 294, 302, 312, 322, 330, 340, 350, 360, 369, 378, 388, 398, 407, 416, 426, 436, 446, 455, 466, 475, 484, 494, more...

integer, strictly-monotonic, +

a(n)=composite(8*n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence wklhrszr3i1sc

15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, 70, 72, 74, 75, 76, 77, 78, 80, more...

integer, strictly-monotonic, +

a(n)=composite(9+n)
composite(n)=nth composite number
n≥0
4 operations
Prime

Sequence eycvh3ix1jeid

15, 27, 39, 51, 63, 75, 86, 96, 110, 120, 130, 142, 153, 164, 175, 186, 198, 208, 218, 230, 242, 252, 262, 274, 286, 296, 305, 318, 327, 338, 348, 360, 370, 381, 392, 403, 413, 424, 435, 446, 456, 469, 478, 489, 500, 511, 520, 531, 540, 551, more...

integer, strictly-monotonic, +

a(n)=composite(9*n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence aecocvinwkokk

16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, 70, 72, 74, 75, 76, 77, 78, 80, 81, more...

integer, strictly-monotonic, +

a(n)=composite(10+n)
composite(n)=nth composite number
n≥0
4 operations
Prime

Sequence wkhp02dz4ro4m

16, 30, 44, 56, 69, 82, 94, 108, 120, 132, 144, 156, 169, 182, 194, 206, 217, 230, 243, 254, 266, 279, 291, 302, 315, 326, 338, 350, 362, 374, 386, 398, 410, 422, 434, 446, 458, 471, 482, 494, 506, 517, 529, 539, 551, 562, 575, 586, 598, 611, more...

integer, strictly-monotonic, +

a(n)=composite(10*n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence tcqji3ylo2hoi

0, -2, -3, -4, -4, -4, -5, -6, -6, -6, -7, -8, -8, -8, -9, -9, -9, -9, -9, -10, -11, -11, -11, -11, -11, -12, -12, -12, -13, -14, -14, -14, -15, -15, -15, -15, -15, -16, -16, -16, -16, -16, -17, -18, -18, -18, -18, -18, -19, -19, more...

integer, monotonic, -

a(n)=n-composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence zvuxiewyabvef

0, 0, 0, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, more...

integer, non-monotonic, +

a(n)=and(8, composite(n))
composite(n)=nth composite number
and(a,b)=bitwise and
n≥1
4 operations
Prime

Sequence ybahctqkd44ap

0, 0, 2, 0, 0, 2, 0, 2, 2, 0, 2, 0, 0, 2, 0, 0, 2, 2, 0, 2, 0, 0, 2, 2, 0, 2, 2, 0, 2, 0, 0, 2, 0, 0, 2, 2, 0, 2, 2, 0, 0, 2, 0, 2, 2, 0, 0, 2, 0, 0, more...

integer, non-monotonic, +

a(n)=and(2, composite(n))
composite(n)=nth composite number
and(a,b)=bitwise and
n≥1
4 operations
Prime

Sequence 0efvnfwqdkyic

0, 0, 2, 8, 8, 10, 8, 10, 10, 0, 2, 0, 0, 2, 8, 8, 10, 10, 8, 10, 0, 0, 2, 2, 0, 2, 2, 8, 10, 8, 8, 10, 0, 0, 2, 2, 0, 2, 2, 8, 8, 10, 8, 10, 10, 0, 0, 2, 0, 0, more...

integer, non-monotonic, +

a(n)=and(10, composite(n))
composite(n)=nth composite number
and(a,b)=bitwise and
n≥1
4 operations
Prime

Sequence pn3bo5fhoyz1f

0, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8, 9, 9, 9, 9, 9, 10, 11, 11, 11, 11, 11, 12, 12, 12, 13, 14, 14, 14, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 17, 18, 18, 18, 18, 18, 19, 19, more...

integer, monotonic, +, A073425

a(n)=composite(n)-n
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 0uxemxffi3fwm

0, 4, 4, 0, 0, 0, 4, 4, 4, 0, 0, 4, 4, 4, 0, 0, 0, 0, 4, 4, 0, 0, 0, 0, 4, 4, 4, 0, 0, 4, 4, 4, 0, 0, 0, 0, 4, 4, 4, 0, 0, 0, 4, 4, 4, 0, 0, 0, 4, 4, more...

integer, non-monotonic, +

a(n)=and(4, composite(n))
composite(n)=nth composite number
and(a,b)=bitwise and
n≥1
4 operations
Prime

Sequence 0jwwt0uj2ttho

0, 4, 6, 0, 0, 2, 4, 6, 6, 0, 2, 4, 4, 6, 0, 0, 2, 2, 4, 6, 0, 0, 2, 2, 4, 6, 6, 0, 2, 4, 4, 6, 0, 0, 2, 2, 4, 6, 6, 0, 0, 2, 4, 6, 6, 0, 0, 2, 4, 4, more...

integer, non-monotonic, +

a(n)=and(6, composite(n))
composite(n)=nth composite number
and(a,b)=bitwise and
n≥1
4 operations
Prime

Sequence nehrjcjn33ggg

0, 5, 7, 9, 8, 11, 13, 15, 14, 17, 19, 21, 20, 23, 25, 24, 27, 26, 29, 31, 33, 32, 35, 34, 37, 39, 38, 41, 43, 45, 44, 47, 49, 48, 51, 50, 53, 55, 54, 57, 56, 59, 61, 63, 62, 65, 64, 67, 69, 68, more...

integer, non-monotonic, +

a(n)=xor(1, composite(n))
composite(n)=nth composite number
xor(a,b)=bitwise exclusive or
n≥1
4 operations
Prime

Sequence vjyawnbkrcmxm

1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 1, more...

integer, non-monotonic, +, A181923

a(n)=and(1, composite(n))
composite(n)=nth composite number
and(a,b)=bitwise and
n≥1
4 operations
Prime
a(n)=composite(n)%2
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 3xqjlxajydas

1, 0, 0, 8, 9, 8, 8, 8, 9, 0, 0, 0, 1, 0, 8, 9, 8, 9, 8, 8, 0, 1, 0, 1, 0, 0, 1, 8, 8, 8, 9, 8, 0, 1, 0, 1, 0, 0, 1, 8, 9, 8, 8, 8, 9, 0, 1, 0, 0, 1, more...

integer, non-monotonic, +

a(n)=and(9, composite(n))
composite(n)=nth composite number
and(a,b)=bitwise and
n≥1
4 operations
Prime

Sequence plughl1soyand

1, 0, 2, 0, 1, 2, 0, 2, 3, 0, 2, 0, 1, 2, 0, 1, 2, 3, 0, 2, 0, 1, 2, 3, 0, 2, 3, 0, 2, 0, 1, 2, 0, 1, 2, 3, 0, 2, 3, 0, 1, 2, 0, 2, 3, 0, 1, 2, 0, 1, more...

integer, non-monotonic, +

a(n)=and(3, composite(n))
composite(n)=nth composite number
and(a,b)=bitwise and
n≥1
4 operations
Prime
a(n)=composite(n)%4
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence g5qotksrkjkyp

1, 0.5, 0.5, 0.5, 0.5555555555555556, 0.6, 0.5833333333333334, 0.5714285714285714, 0.6, 0.625, 0.6111111111111112, 0.6, 0.6190476190476191, 0.6363636363636364, 0.625, 0.64, 0.6538461538461539, 0.6666666666666666, 0.6785714285714286, 0.6666666666666666, 0.65625, 0.6666666666666666, 0.6764705882352942, 0.6857142857142857, 0.6944444444444444, more...

decimal, non-monotonic, +

a(n)=n/composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence a4ox0c3zrwfpb

1, 1, 6, 6, 9, 9, 12, 12, 15, 15, 18, 18, 21, 21, 24, 24, 26, 26, 28, 28, 32, 32, 34, 34, 36, 36, 39, 39, 42, 42, 45, 45, 48, 48, 50, 50, 52, 52, 55, 55, 57, 57, 60, 60, 63, 63, 65, 65, 68, 68, more...

integer, monotonic, +

a(n)=composite(or(1, n))
or(a,b)=bitwise or
composite(n)=nth composite number
n≥0
4 operations
Prime

Sequence bmlerglsbpkdj

1, 2, 2, 2, 1.8, 1.6666666666666667, 1.7142857142857142, 1.75, 1.6666666666666667, 1.6, 1.6363636363636365, 1.6666666666666667, 1.6153846153846154, 1.5714285714285714, 1.6, 1.5625, 1.5294117647058822, 1.5, 1.4736842105263157, 1.5, 1.5238095238095237, 1.5, 1.4782608695652173, 1.4583333333333333, 1.44, more...

decimal, non-monotonic, convergent, +

a(n)=composite(n)/n
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence cxto4lvz1c14n

1, 4, 4, 0, 1, 0, 4, 4, 5, 0, 0, 4, 5, 4, 0, 1, 0, 1, 4, 4, 0, 1, 0, 1, 4, 4, 5, 0, 0, 4, 5, 4, 0, 1, 0, 1, 4, 4, 5, 0, 1, 0, 4, 4, 5, 0, 1, 0, 4, 5, more...

integer, non-monotonic, +

a(n)=and(5, composite(n))
composite(n)=nth composite number
and(a,b)=bitwise and
n≥1
4 operations
Prime

Sequence svrnpdduk5vcn

1, 4, 6, 0, 1, 2, 4, 6, 7, 0, 2, 4, 5, 6, 0, 1, 2, 3, 4, 6, 0, 1, 2, 3, 4, 6, 7, 0, 2, 4, 5, 6, 0, 1, 2, 3, 4, 6, 7, 0, 1, 2, 4, 6, 7, 0, 1, 2, 4, 5, more...

integer, non-monotonic, +

a(n)=and(7, composite(n))
composite(n)=nth composite number
and(a,b)=bitwise and
n≥1
4 operations
Prime
a(n)=composite(n)%8
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence ozcno5uyxhsgi

1, 5, 7, 9, 9, 11, 13, 15, 15, 17, 19, 21, 21, 23, 25, 25, 27, 27, 29, 31, 33, 33, 35, 35, 37, 39, 39, 41, 43, 45, 45, 47, 49, 49, 51, 51, 53, 55, 55, 57, 57, 59, 61, 63, 63, 65, 65, 67, 69, 69, more...

integer, monotonic, +

a(n)=or(1, composite(n))
composite(n)=nth composite number
or(a,b)=bitwise or
n≥1
4 operations
Prime

Sequence fuecjnq4fxxok

1, 8, 18, 32, 45, 60, 84, 112, 135, 160, 198, 240, 273, 308, 360, 400, 442, 486, 532, 600, 672, 726, 782, 840, 900, 988, 1053, 1120, 1218, 1320, 1395, 1472, 1584, 1666, 1750, 1836, 1924, 2052, 2145, 2240, 2337, 2436, 2580, 2728, 2835, 2944, 3055, 3168, 3332, 3450, more...

integer, strictly-monotonic, +, A171523

a(n)=n*composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence zgwhu5kk4xazm

2, 6, 9, 12, 14, 16, 19, 22, 24, 26, 29, 32, 34, 36, 39, 41, 43, 45, 47, 50, 53, 55, 57, 59, 61, 64, 66, 68, 71, 74, 76, 78, 81, 83, 85, 87, 89, 92, 94, 96, 98, 100, 103, 106, 108, 110, 112, 114, 117, 119, more...

integer, strictly-monotonic, +, A171504

a(n)=n+composite(n)
composite(n)=nth composite number
n≥1
4 operations
Prime

Sequence 1sf0kdmc5vdpg

2, 7, 5, 11, 10, 9, 15, 13, 12, 19, 17, 23, 22, 21, 27, 26, 25, 24, 31, 29, 35, 34, 33, 32, 39, 37, 36, 43, 41, 47, 46, 45, 51, 50, 49, 48, 55, 53, 52, 59, 58, 57, 63, 61, 60, 67, 66, 65, 71, 70, more...

integer, non-monotonic, +

a(n)=xor(3, composite(n))
composite(n)=nth composite number
xor(a,b)=bitwise exclusive or
n≥1
4 operations
Prime

Sequence kjupfct2mss1l

3, 6, 4, 10, 11, 8, 14, 12, 13, 18, 16, 22, 23, 20, 26, 27, 24, 25, 30, 28, 34, 35, 32, 33, 38, 36, 37, 42, 40, 46, 47, 44, 50, 51, 48, 49, 54, 52, 53, 58, 59, 56, 62, 60, 61, 66, 67, 64, 70, 71, more...

integer, non-monotonic, +

a(n)=xor(2, composite(n))
composite(n)=nth composite number
xor(a,b)=bitwise exclusive or
n≥1
4 operations
Prime

Sequence yd4bzoux0qfgb

3, 6, 6, 10, 11, 10, 14, 14, 15, 18, 18, 22, 23, 22, 26, 27, 26, 27, 30, 30, 34, 35, 34, 35, 38, 38, 39, 42, 42, 46, 47, 46, 50, 51, 50, 51, 54, 54, 55, 58, 59, 58, 62, 62, 63, 66, 67, 66, 70, 71, more...

integer, non-monotonic, +

a(n)=or(2, composite(n))
composite(n)=nth composite number
or(a,b)=bitwise or
n≥1
4 operations
Prime

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