295643364940
domain: N
Appears in sequences
- Least positive integer k such that the fractional part of k*sqrt(5) has its n initial partial quotients all equal to 1.at n=27A004794
- Expansion of -x/((x^2+x+1)*(x^2+3*x+1)); invert transform gives signed version of tetrahedral numbers A000292.at n=28A113067
- Expansion of (1-3*x)/(1-5*x+3*x^2+x^3).at n=19A232970
- Indices of centered pentagonal numbers (A005891) that are also triangular numbers (A000217).at n=19A254627
- p-INVERT of the positive integers, where p(S) = 1 - S^2.at n=28A290890
- Upper (1/2)-midsequence of (F(2n)) and (F(2n+1)), where F=A000045 (Fibonacci numbers); see Comments.at n=28A387779