Sequence Database

A database with 1693109 machine generated integer and decimal sequences.

Displaying result 0-99 of total 1081. [0] [1] [2] [3] [4] ... [10]

Sequence mdiougbsrdqac

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

integer, periodic-3, non-monotonic, +, A011655

a(n)=xor(a(n-1), a(n-2))
a(0)=0
a(1)=1
xor(a,b)=bitwise exclusive or
n≥0
3 operations
Recursive

Sequence 2anve5mw2mclf

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

integer, periodic-3, non-monotonic, +, A010872

a(n)=n%3
n≥0
3 operations
Divisibility

Sequence ffahkehaejmye

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

integer, periodic-3, non-monotonic, +

a(n)=xor(a(n-1), a(n-2))
a(0)=0
a(1)=2
xor(a,b)=bitwise exclusive or
n≥0
3 operations
Recursive

Sequence zndpyf4e41sji

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

integer, periodic-3, non-monotonic, +, A204418

a(n)=xor(a(n-1), a(n-2))
a(0)=1
a(1)=0
xor(a,b)=bitwise exclusive or
n≥0
3 operations
Recursive

Sequence rai3dwqxrrwnj

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

integer, periodic-3, non-monotonic, +

a(n)=xor(a(n-1), a(n-2))
a(0)=1
a(1)=1
xor(a,b)=bitwise exclusive or
n≥0
3 operations
Recursive

Sequence 2lio1nzzkdmnp

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

integer, periodic-3, non-monotonic, +, A010882

a(n)=xor(a(n-1), a(n-2))
a(0)=1
a(1)=2
xor(a,b)=bitwise exclusive or
n≥0
3 operations
Recursive

Sequence cj2xnha40t0gp

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

integer, periodic-3, non-monotonic, +

a(n)=xor(a(n-1), a(n-2))
a(0)=2
a(1)=1
xor(a,b)=bitwise exclusive or
n≥0
3 operations
Recursive

Sequence vbbsjxbyuneaf

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

integer, periodic-3, non-monotonic, +

a(n)=xor(a(n-1), a(n-2))
a(0)=2
a(1)=2
xor(a,b)=bitwise exclusive or
n≥0
3 operations
Recursive

Sequence cakbam00waldm

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

integer, periodic-3, non-monotonic, +

a(n)=xor(a(n-1), a(n-2))
a(0)=2
a(1)=3
xor(a,b)=bitwise exclusive or
n≥0
3 operations
Recursive

Sequence diekp5xhr1v4i

3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, more...

integer, periodic-3, non-monotonic, +, A109007

a(n)=gcd(n, 3)
gcd(a,b)=greatest common divisor
n≥0
3 operations
Divisibility

Sequence gstunkpzexphn

-7.015252551434534, 0.6420926159343308, 0.6420926159343308, -7.015252551434534, 0.6420926159343308, 0.6420926159343308, -7.015252551434534, 0.6420926159343308, 0.6420926159343308, -7.015252551434534, 0.6420926159343308, 0.6420926159343308, -7.015252551434534, 0.6420926159343308, 0.6420926159343308, -7.015252551434534, 0.6420926159343308, 0.6420926159343308, -7.015252551434534, 0.6420926159343308, 0.6420926159343308, -7.015252551434534, 0.6420926159343308, 0.6420926159343308, -7.015252551434534, more...

decimal, periodic-3, non-monotonic, +-

a(n)=cot(gcd(n, 3))
gcd(a,b)=greatest common divisor
n≥0
4 operations
Trigonometric

Sequence jmnwaqavjskrf

-3, -1, -1, -3, -1, -1, -3, -1, -1, -3, -1, -1, -3, -1, -1, -3, -1, -1, -3, -1, -1, -3, -1, -1, -3, -1, -1, -3, -1, -1, -3, -1, -1, -3, -1, -1, -3, -1, -1, -3, -1, -1, -3, -1, -1, -3, -1, -1, -3, -1, more...

integer, periodic-3, non-monotonic, -

a(n)=-gcd(n, 3)
gcd(a,b)=greatest common divisor
n≥0
4 operations
Divisibility

Sequence 24sjelptygxw

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

integer, periodic-3, non-monotonic, +-

a(n)=Δ[gcd(n, 3)]
gcd(a,b)=greatest common divisor
Δ(a)=differences of a
n≥0
4 operations
Divisibility

Sequence 3ojjfdm0effol

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

integer, periodic-3, non-monotonic, +-

a(n)=Δ[xor(a(n-1), a(n-2))]
a(0)=1
a(1)=0
xor(a,b)=bitwise exclusive or
Δ(a)=differences of a
n≥0
4 operations
Recursive

Sequence ky5nkmgbhmzpf

-1, 2, -1, -1, 2, -1, -1, 2, -1, -1, 2, -1, -1, 2, -1, -1, 2, -1, -1, 2, -1, -1, 2, -1, -1, 2, -1, -1, 2, -1, -1, 2, -1, -1, 2, -1, -1, 2, -1, -1, 2, -1, -1, 2, -1, -1, 2, -1, -1, 2, more...

integer, periodic-3, non-monotonic, +-

a(n)=Δ[xor(a(n-1), a(n-2))]
a(0)=2
a(1)=1
xor(a,b)=bitwise exclusive or
Δ(a)=differences of a
n≥0
4 operations
Recursive

Sequence 1apv3e1pvx2lj

-0.9899924966004454, 0.5403023058681398, 0.5403023058681398, -0.9899924966004454, 0.5403023058681398, 0.5403023058681398, -0.9899924966004454, 0.5403023058681398, 0.5403023058681398, -0.9899924966004454, 0.5403023058681398, 0.5403023058681398, -0.9899924966004454, 0.5403023058681398, 0.5403023058681398, -0.9899924966004454, 0.5403023058681398, 0.5403023058681398, -0.9899924966004454, 0.5403023058681398, 0.5403023058681398, -0.9899924966004454, 0.5403023058681398, 0.5403023058681398, -0.9899924966004454, more...

decimal, periodic-3, non-monotonic, +-

a(n)=cos(gcd(n, 3))
gcd(a,b)=greatest common divisor
n≥0
4 operations
Trigonometric

Sequence za4o4qupv0wrp

-0.1425465430742778, 1.5574077246549023, 1.5574077246549023, -0.1425465430742778, 1.5574077246549023, 1.5574077246549023, -0.1425465430742778, 1.5574077246549023, 1.5574077246549023, -0.1425465430742778, 1.5574077246549023, 1.5574077246549023, -0.1425465430742778, 1.5574077246549023, 1.5574077246549023, -0.1425465430742778, 1.5574077246549023, 1.5574077246549023, -0.1425465430742778, 1.5574077246549023, 1.5574077246549023, -0.1425465430742778, 1.5574077246549023, 1.5574077246549023, -0.1425465430742778, more...

decimal, periodic-3, non-monotonic, +-

a(n)=tan(gcd(n, 3))
gcd(a,b)=greatest common divisor
n≥0
4 operations
Trigonometric

Sequence uzenbbbf4poho

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

integer, periodic-3, non-monotonic, +-

a(n)=Δ[xor(a(n-1), a(n-2))]
a(0)=2
a(1)=2
xor(a,b)=bitwise exclusive or
Δ(a)=differences of a
n≥0
4 operations
Recursive

Sequence tqtcczkba1x0k

0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, more...

integer, periodic-3, non-monotonic, -

a(n)=-n%3
n≥0
4 operations
Divisibility

Sequence v5gr5psjhceed

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

integer, periodic-3, non-monotonic, -

a(n)=a(n-1)-Δ[a(n-3)]
a(0)=0
a(1)=1
a(2)=1
Δ(a)=differences of a
n≥0
4 operations
Recursive

Sequence xc305igbgri2m

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

integer, periodic-3, non-monotonic, +-

a(n)=Δ[xor(a(n-1), a(n-2))]
a(0)=1
a(1)=1
xor(a,b)=bitwise exclusive or
Δ(a)=differences of a
n≥0
4 operations
Recursive

Sequence eeajk4lb2hqmk

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

integer, periodic-3, non-monotonic, -

a(n)=a(n-1)-Δ[a(n-3)]
a(0)=0
a(1)=0
a(2)=1
Δ(a)=differences of a
n≥0
4 operations
Recursive

Sequence sya2qskhx4sx

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

integer, periodic-3, non-monotonic, +, A022003

a(n)=char[3+a(n-1)]
a(0)=2
char(a)=characteristic function of a (in range)
n≥0
4 operations
Recursive

Sequence kfe4k4xhuzpkg

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

integer, periodic-3, non-monotonic, +-, A102283

a(n)=-(a(n-1)+a(n-2))
a(0)=0
a(1)=1
n≥0
4 operations
Recursive

Sequence xaglmpisiwlzj

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

integer, periodic-3, non-monotonic, +

a(n)=∑[n]%3
∑(a)=partial sums of a
n≥0
4 operations
Divisibility

Sequence w2zxb54ea5m1i

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

integer, periodic-3, non-monotonic, +

a(n)=(n%3)²
n≥0
4 operations
Power

Sequence jprbpl2j2dr2o

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

integer, periodic-3, non-monotonic, +

a(n)=round(exp(tan(a(n-1))))
a(0)=0
n≥0
4 operations
Trigonometric

Sequence 1wloiok1xhw4e

0, 1.5574077246549023, -3.380515006246586, 0, 1.5574077246549023, -3.380515006246586, 0, 1.5574077246549023, -3.380515006246586, 0, 1.5574077246549023, -3.380515006246586, 0, 1.5574077246549023, -3.380515006246586, 0, 1.5574077246549023, -3.380515006246586, 0, 1.5574077246549023, -3.380515006246586, 0, 1.5574077246549023, -3.380515006246586, 0, more...

decimal, periodic-3, non-monotonic, +-

a(n)=tan(round(exp(a(n-1))))
a(0)=0
n≥0
4 operations
Trigonometric

Sequence scmxcw3cvp23l

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

integer, periodic-3, non-monotonic, +-

a(n)=-(a(n-1)+a(n-2))
a(0)=0
a(1)=2
n≥0
4 operations
Recursive

Sequence smuqo4oxz0dwo

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

integer, periodic-3, non-monotonic, +, A080425

a(n)=log2(gcd(a(n-1), 4))
a(0)=0
gcd(a,b)=greatest common divisor
n≥0
4 operations
Recursive

Sequence cvrv12eyyvt3p

0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, more...

integer, periodic-3, non-monotonic, +, A021041

a(n)=de[1/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence y5dfqvscxc23h

0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, more...

integer, periodic-3, non-monotonic, +, A021031

a(n)=de[1/27]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence sii55qptso5bm

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

integer, periodic-3, non-monotonic, +

a(n)=de[2/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence ragyjssimgdgh

0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, more...

integer, periodic-3, non-monotonic, +

a(n)=de[2/27]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence ms4lramojwcog

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

integer, periodic-3, non-monotonic, +

a(n)=de[3/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence wsclfbro4zsij

0.1411200080598672, 0.8414709848078965, 0.8414709848078965, 0.1411200080598672, 0.8414709848078965, 0.8414709848078965, 0.1411200080598672, 0.8414709848078965, 0.8414709848078965, 0.1411200080598672, 0.8414709848078965, 0.8414709848078965, 0.1411200080598672, 0.8414709848078965, 0.8414709848078965, 0.1411200080598672, 0.8414709848078965, 0.8414709848078965, 0.1411200080598672, 0.8414709848078965, 0.8414709848078965, 0.1411200080598672, 0.8414709848078965, 0.8414709848078965, 0.1411200080598672, more...

decimal, periodic-3, non-monotonic, +

a(n)=sin(gcd(n, 3))
gcd(a,b)=greatest common divisor
n≥0
4 operations
Trigonometric

Sequence wnwzimdvfzd4j

0.32175055439664213, 0.7853981633974483, 0.7853981633974483, 0.32175055439664213, 0.7853981633974483, 0.7853981633974483, 0.32175055439664213, 0.7853981633974483, 0.7853981633974483, 0.32175055439664213, 0.7853981633974483, 0.7853981633974483, 0.32175055439664213, 0.7853981633974483, 0.7853981633974483, 0.32175055439664213, 0.7853981633974483, 0.7853981633974483, 0.32175055439664213, 0.7853981633974483, 0.7853981633974483, 0.32175055439664213, 0.7853981633974483, 0.7853981633974483, 0.32175055439664213, more...

decimal, periodic-3, non-monotonic, +

a(n)=acot(gcd(n, 3))
gcd(a,b)=greatest common divisor
n≥0
4 operations
Trigonometric

Sequence nuenufkg1hswn

0.9950547536867305, 0.7615941559557649, 0.7615941559557649, 0.9950547536867305, 0.7615941559557649, 0.7615941559557649, 0.9950547536867305, 0.7615941559557649, 0.7615941559557649, 0.9950547536867305, 0.7615941559557649, 0.7615941559557649, 0.9950547536867305, 0.7615941559557649, 0.7615941559557649, 0.9950547536867305, 0.7615941559557649, 0.7615941559557649, 0.9950547536867305, 0.7615941559557649, 0.7615941559557649, 0.9950547536867305, 0.7615941559557649, 0.7615941559557649, 0.9950547536867305, more...

decimal, periodic-3, non-monotonic, +

a(n)=tanh(gcd(n, 3))
gcd(a,b)=greatest common divisor
n≥0
4 operations
Trigonometric

Sequence 4kjv4jmwtpb4k

1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, more...

integer, periodic-3, non-monotonic, +-, A131713

a(n)=Δ[xor(a(n-1), a(n-2))]
a(0)=2
a(1)=3
xor(a,b)=bitwise exclusive or
Δ(a)=differences of a
n≥0
4 operations
Recursive

Sequence ydx04egk52sd

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

integer, periodic-3, non-monotonic, +-, A049347

a(n)=floor(tan(exp(a(n-1))))
a(0)=1
n≥0
4 operations
Trigonometric

Sequence psidid4upbiyc

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

integer, periodic-3, non-monotonic, +-, A057078

a(n)=-(a(n-1)+a(n-2))
a(0)=1
a(1)=0
n≥0
4 operations
Recursive

Sequence vmf2erouzo10h

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

integer, periodic-3, non-monotonic, +, A079978

a(n)=char[3*n]
char(a)=characteristic function of a (in range)
n≥0
4 operations
Arithmetic

Sequence eyryi5tonz1vc

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

integer, periodic-3, non-monotonic, +

a(n)=log2(gcd(a(n-1), 4))
a(0)=1
gcd(a,b)=greatest common divisor
n≥0
4 operations
Recursive

Sequence 3nr2wztzanzzp

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

integer, periodic-3, non-monotonic, +

a(n)=de[4/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence tgxdke0wex42l

1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, -2, 1, 1, more...

integer, periodic-3, non-monotonic, +-, A061347

a(n)=-(a(n-1)+a(n-2))
a(0)=1
a(1)=1
n≥0
4 operations
Recursive

Sequence twz5lca3enzz

1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, -1, 1, 1, more...

integer, periodic-3, non-monotonic, +-, A131561

a(n)=-a(n-1)*a(n-2)
a(0)=1
a(1)=1
n≥0
4 operations
Recursive

Sequence twjadi5n1wajd

1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, more...

integer, periodic-3, non-monotonic, +, A177702

a(n)=(n%3)!
n≥0
4 operations
Combinatoric

Sequence zbq2mlvgaisii

1, 2, -3, 1, 2, -3, 1, 2, -3, 1, 2, -3, 1, 2, -3, 1, 2, -3, 1, 2, -3, 1, 2, -3, 1, 2, -3, 1, 2, -3, 1, 2, -3, 1, 2, -3, 1, 2, -3, 1, 2, -3, 1, 2, -3, 1, 2, -3, 1, 2, more...

integer, periodic-3, non-monotonic, +-, A132677

a(n)=-(a(n-1)+a(n-2))
a(0)=1
a(1)=2
n≥0
4 operations
Recursive

Sequence pif2453oua5ub

1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, more...

integer, periodic-3, non-monotonic, +, A130196

a(n)=a(n-1)-Δ[a(n-3)]
a(0)=1
a(1)=0
a(2)=0
Δ(a)=differences of a
n≥0
4 operations
Recursive

Sequence 4qkje350l51up

1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, more...

integer, periodic-3, non-monotonic, +, A069705

a(n)=floor(tan(a(n-1))²)
a(0)=1
n≥0
4 operations
Trigonometric

Sequence blj1bhll3hbtk

1, 2.718281828459045, 0.36787944117144233, 1, 2.718281828459045, 0.36787944117144233, 1, 2.718281828459045, 0.36787944117144233, 1, 2.718281828459045, 0.36787944117144233, 1, 2.718281828459045, 0.36787944117144233, 1, 2.718281828459045, 0.36787944117144233, 1, 2.718281828459045, 0.36787944117144233, 1, 2.718281828459045, 0.36787944117144233, 1, more...

decimal, periodic-3, non-monotonic, +

a(n)=exp(floor(tan(a(n-1))))
a(0)=1
n≥0
4 operations
Trigonometric

Sequence a5p2r0yzj4abe

1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, more...

integer, periodic-3, non-monotonic, +, A130793

a(n)=de[5/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence 5l0q3hg50lfuj

1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, more...

integer, periodic-3, non-monotonic, +, A153727

a(n)=gcd(log2(a(n-1)), 4)
a(0)=1
gcd(a,b)=greatest common divisor
n≥0
4 operations
Recursive

Sequence krw2kwuzejgbc

1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, more...

integer, periodic-3, non-monotonic, +

a(n)=de[4/27]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence sryjj4ctyxtfm

1, 4.746501045726147, 0.03402992459718327, 1, 4.746501045726147, 0.03402992459718327, 1, 4.746501045726147, 0.03402992459718327, 1, 4.746501045726147, 0.03402992459718327, 1, 4.746501045726147, 0.03402992459718327, 1, 4.746501045726147, 0.03402992459718327, 1, 4.746501045726147, 0.03402992459718327, 1, 4.746501045726147, 0.03402992459718327, 1, more...

decimal, periodic-3, non-monotonic, +

a(n)=exp(tan(round(a(n-1))))
a(0)=1
n≥0
4 operations
Trigonometric

Sequence vcwfnwoza2gkp

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

integer, periodic-3, non-monotonic, +

a(n)=round(exp(tan(a(n-1))))
a(0)=1
n≥0
4 operations
Trigonometric

Sequence 5j1kisox2of1b

1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, more...

integer, periodic-3, non-monotonic, +

a(n)=de[6/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence nfpda5dcuyc3c

1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, more...

integer, periodic-3, non-monotonic, +

a(n)=de[5/27]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence svhvqnshfoyli

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

integer, periodic-3, non-monotonic, +, A073636

a(n)=de[7/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence tuh3bbk2rjxpn

1.0986122886681098, 0, 0, 1.0986122886681098, 0, 0, 1.0986122886681098, 0, 0, 1.0986122886681098, 0, 0, 1.0986122886681098, 0, 0, 1.0986122886681098, 0, 0, 1.0986122886681098, 0, 0, 1.0986122886681098, 0, 0, 1.0986122886681098, more...

decimal, periodic-3, non-monotonic, +

a(n)=log(gcd(n, 3))
gcd(a,b)=greatest common divisor
n≥0
4 operations
Power

Sequence dgdfwbbbzuf3i

1.2490457723982544, 0.7853981633974483, 0.7853981633974483, 1.2490457723982544, 0.7853981633974483, 0.7853981633974483, 1.2490457723982544, 0.7853981633974483, 0.7853981633974483, 1.2490457723982544, 0.7853981633974483, 0.7853981633974483, 1.2490457723982544, 0.7853981633974483, 0.7853981633974483, 1.2490457723982544, 0.7853981633974483, 0.7853981633974483, 1.2490457723982544, 0.7853981633974483, 0.7853981633974483, 1.2490457723982544, 0.7853981633974483, 0.7853981633974483, 1.2490457723982544, more...

decimal, periodic-3, non-monotonic, +

a(n)=atan(gcd(n, 3))
gcd(a,b)=greatest common divisor
n≥0
4 operations
Trigonometric

Sequence 53vmeiiatbsph

1.5849625007211563, 0, 0, 1.5849625007211563, 0, 0, 1.5849625007211563, 0, 0, 1.5849625007211563, 0, 0, 1.5849625007211563, 0, 0, 1.5849625007211563, 0, 0, 1.5849625007211563, 0, 0, 1.5849625007211563, 0, 0, 1.5849625007211563, more...

decimal, periodic-3, non-monotonic, +

a(n)=log2(gcd(n, 3))
gcd(a,b)=greatest common divisor
n≥0
4 operations
Power

Sequence d5i5q5kkg1dcn

1.7320508075688772, 1, 1, 1.7320508075688772, 1, 1, 1.7320508075688772, 1, 1, 1.7320508075688772, 1, 1, 1.7320508075688772, 1, 1, 1.7320508075688772, 1, 1, 1.7320508075688772, 1, 1, 1.7320508075688772, 1, 1, 1.7320508075688772, more...

decimal, periodic-3, non-monotonic, +

a(n)=sqrt(gcd(n, 3))
gcd(a,b)=greatest common divisor
n≥0
4 operations
Power

Sequence 2bhanxiznzcb

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

integer, periodic-3, non-monotonic, +-

a(n)=Δ[xor(a(n-1), a(n-2))]
a(0)=0
a(1)=2
xor(a,b)=bitwise exclusive or
Δ(a)=differences of a
n≥0
4 operations
Recursive

Sequence qqe2hppwgsqje

2, 1, -3, 2, 1, -3, 2, 1, -3, 2, 1, -3, 2, 1, -3, 2, 1, -3, 2, 1, -3, 2, 1, -3, 2, 1, -3, 2, 1, -3, 2, 1, -3, 2, 1, -3, 2, 1, -3, 2, 1, -3, 2, 1, -3, 2, 1, -3, 2, 1, more...

integer, periodic-3, non-monotonic, +-

a(n)=-(a(n-1)+a(n-2))
a(0)=2
a(1)=1
n≥0
4 operations
Recursive

Sequence cmrsw4u03nnyf

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

integer, periodic-3, non-monotonic, +

a(n)=log2(gcd(a(n-1), 4))
a(0)=2
gcd(a,b)=greatest common divisor
n≥0
4 operations
Recursive

Sequence ybpaxxd5duzhd

2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, more...

integer, periodic-3, non-monotonic, +

a(n)=gcd(log2(a(n-1)), 4)
a(0)=2
gcd(a,b)=greatest common divisor
n≥0
4 operations
Recursive

Sequence f1hp2k4p2eizp

2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, 6, 2, 1, more...

integer, periodic-3, non-monotonic, +

a(n)=de[8/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence uz1zmdm2awsrj

2, 2, -4, 2, 2, -4, 2, 2, -4, 2, 2, -4, 2, 2, -4, 2, 2, -4, 2, 2, -4, 2, 2, -4, 2, 2, -4, 2, 2, -4, 2, 2, -4, 2, 2, -4, 2, 2, -4, 2, 2, -4, 2, 2, -4, 2, 2, -4, 2, 2, more...

integer, periodic-3, non-monotonic, +-

a(n)=-(a(n-1)+a(n-2))
a(0)=2
a(1)=2
n≥0
4 operations
Recursive

Sequence hdhdn2pcgb3b

2, 2, -2, 2, 2, -2, 2, 2, -2, 2, 2, -2, 2, 2, -2, 2, 2, -2, 2, 2, -2, 2, 2, -2, 2, 2, -2, 2, 2, -2, 2, 2, -2, 2, 2, -2, 2, 2, -2, 2, 2, -2, 2, 2, -2, 2, 2, -2, 2, 2, more...

integer, periodic-3, non-monotonic, +-

a(n)=-or(a(n-1), a(n-2))
a(0)=2
a(1)=2
or(a,b)=bitwise or
n≥0
4 operations
Recursive

Sequence 5yqei4qi555cg

2, 3, -5, 2, 3, -5, 2, 3, -5, 2, 3, -5, 2, 3, -5, 2, 3, -5, 2, 3, -5, 2, 3, -5, 2, 3, -5, 2, 3, -5, 2, 3, -5, 2, 3, -5, 2, 3, -5, 2, 3, -5, 2, 3, -5, 2, 3, -5, 2, 3, more...

integer, periodic-3, non-monotonic, +-

a(n)=-(a(n-1)+a(n-2))
a(0)=2
a(1)=3
n≥0
4 operations
Recursive

Sequence h3nukfqnwte4

2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, more...

integer, periodic-3, non-monotonic, +

a(n)=floor(tan(a(n-1))²)
a(0)=2
n≥0
4 operations
Trigonometric

Sequence hodnqsqvbdzri

2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, more...

integer, periodic-3, non-monotonic, +

a(n)=de[9/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence 0msmev3twadwo

2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, more...

integer, periodic-3, non-monotonic, +

a(n)=de[7/27]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence wtomxnotiovnk

2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, more...

integer, periodic-3, non-monotonic, +

a(n)=ceil(cosh(tan(a(n-1))))
a(0)=2
n≥0
4 operations
Trigonometric

Sequence cr1mhgokskdfb

2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, 0, 2, 7, more...

integer, periodic-3, non-monotonic, +

a(n)=de[10/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence pl3kw1xxpfn4i

2, 9, 6, 2, 9, 6, 2, 9, 6, 2, 9, 6, 2, 9, 6, 2, 9, 6, 2, 9, 6, 2, 9, 6, 2, 9, 6, 2, 9, 6, 2, 9, 6, 2, 9, 6, 2, 9, 6, 2, 9, 6, 2, 9, 6, 2, 9, 6, 2, 9, more...

integer, periodic-3, non-monotonic, +

a(n)=de[8/27]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence 4mdj5j5oltwhn

2, 9, 7, 2, 9, 7, 2, 9, 7, 2, 9, 7, 2, 9, 7, 2, 9, 7, 2, 9, 7, 2, 9, 7, 2, 9, 7, 2, 9, 7, 2, 9, 7, 2, 9, 7, 2, 9, 7, 2, 9, 7, 2, 9, 7, 2, 9, 7, 2, 9, more...

integer, periodic-3, non-monotonic, +

a(n)=de[11/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence qy4vfu4ounouf

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

integer, periodic-3, non-monotonic, +

a(n)=ceil(abs(tan(a(n-1))))
a(0)=3
n≥0
4 operations
Trigonometric

Sequence hkqvjkfivhorc

3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, more...

integer, periodic-3, non-monotonic, +

a(n)=gcd(∑[n], 3)
∑(a)=partial sums of a
gcd(a,b)=greatest common divisor
n≥0
4 operations
Divisibility

Sequence flmvacnn1q0jk

3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, more...

integer, periodic-3, non-monotonic, +

a(n)=de[12/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence u5105hettzblc

3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, more...

integer, periodic-3, non-monotonic, +

a(n)=de[13/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence pcy2mq3mybyei

3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, 0, 3, 7, more...

integer, periodic-3, non-monotonic, +

a(n)=de[10/27]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence px4cheahbe4em

3, 7, 8, 3, 7, 8, 3, 7, 8, 3, 7, 8, 3, 7, 8, 3, 7, 8, 3, 7, 8, 3, 7, 8, 3, 7, 8, 3, 7, 8, 3, 7, 8, 3, 7, 8, 3, 7, 8, 3, 7, 8, 3, 7, 8, 3, 7, 8, 3, 7, more...

integer, periodic-3, non-monotonic, +

a(n)=de[14/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence wi5jh0mcwrjed

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

integer, periodic-3, non-monotonic, +

a(n)=de[15/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence vglopcyvyxx2j

4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, 7, 4, 0, more...

integer, periodic-3, non-monotonic, +

a(n)=de[11/27]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence d0s3bjmpvy2ph

4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, 2, 4, 1, more...

integer, periodic-3, non-monotonic, +

a(n)=floor(tan(a(n-1))²)
a(0)=4
n≥0
4 operations
Trigonometric

Sequence 0enbfutr30fmf

4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, 1, 4, 2, more...

integer, periodic-3, non-monotonic, +

a(n)=gcd(log2(a(n-1)), 4)
a(0)=4
gcd(a,b)=greatest common divisor
n≥0
4 operations
Recursive

Sequence 4xfpw53yryd3o

4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, 2, 4, 3, more...

integer, periodic-3, non-monotonic, +, A244951

a(n)=de[16/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence 3wbcdlq3li0we

4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, more...

integer, periodic-3, non-monotonic, +

a(n)=de[17/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence iaddveqzaaa3c

4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, 1, 4, 8, more...

integer, periodic-3, non-monotonic, +

a(n)=de[13/27]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence 03bbptoye2v3g

4, 8, 6, 4, 8, 6, 4, 8, 6, 4, 8, 6, 4, 8, 6, 4, 8, 6, 4, 8, 6, 4, 8, 6, 4, 8, 6, 4, 8, 6, 4, 8, 6, 4, 8, 6, 4, 8, 6, 4, 8, 6, 4, 8, 6, 4, 8, 6, 4, 8, more...

integer, periodic-3, non-monotonic, +

a(n)=de[18/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence kdplkkflw5crg

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

integer, periodic-3, non-monotonic, +

a(n)=round(exp(tan(a(n-1))))
a(0)=5
n≥0
4 operations
Trigonometric

Sequence y2r4pyveoesy

5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, 3, 5, 1, more...

integer, periodic-3, non-monotonic, +

a(n)=de[19/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence jvrj1hghtqhm

5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, 8, 5, 1, more...

integer, periodic-3, non-monotonic, +

a(n)=de[14/27]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence cza2ei0xgd1ve

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

integer, periodic-3, non-monotonic, +

a(n)=de[20/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence lrfiqwkxl5meb

5, 6, 7, 5, 6, 7, 5, 6, 7, 5, 6, 7, 5, 6, 7, 5, 6, 7, 5, 6, 7, 5, 6, 7, 5, 6, 7, 5, 6, 7, 5, 6, 7, 5, 6, 7, 5, 6, 7, 5, 6, 7, 5, 6, 7, 5, 6, 7, 5, 6, more...

integer, periodic-3, non-monotonic, +

a(n)=de[21/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence pkstxtrf2disb

5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, 2, 5, 9, more...

integer, periodic-3, non-monotonic, +, A214395

a(n)=de[16/27]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence pusrpvmchjlm

5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, 4, 5, 9, more...

integer, periodic-3, non-monotonic, +

a(n)=de[22/37]
de(a)=decimal expansion of a
n≥0
4 operations
Arithmetic

Sequence meuf0rdqfzl1d

5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, 2, 5, 15, more...

integer, periodic-3, non-monotonic, +

a(n)=ceil(cosh(tan(a(n-1))))
a(0)=5
n≥0
4 operations
Trigonometric

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