1717986918
domain: N
Appears in sequences
- Expansion of 1/((1-2*x)*(1+x^2)).at n=31A007910
- Base 4 digits are, in order, the first n terms of the periodic sequence with initial period 1,2.at n=16A037481
- a(n) is the position of A050614(n) in A062877.at n=30A062878
- Expansion of 1/((1-x)*(1-2*x)*(1+x^2)).at n=30A077854
- a(n) = floor(A140657(n+2)/10).at n=32A140659
- Binary XOR of 2^k - (-1)^k as k varies from 1 to n.at n=31A199402
- Binary XOR of (2^k - (-1)^k)/3 as k varies from 1 to n.at n=31A199403
- Rows of binary Walsh matrices interpreted as reverse binary numbers.at n=34A228539
- Numbers n such that ror(n) + rol(n) is a power of 2, where ror(n)=A038572(n) is n rotated one binary place to the right, rol(n)=A006257(n) is n rotated one binary place to the left.at n=23A273180
- Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 462", based on the 5-celled von Neumann neighborhood.at n=30A282387