-4864

Appears in sequences

• Expansion of Product_{m>=1} (1+m*q^m)^-19.at n=5A022711
• Exponential reversion of sequence of involutions (A000085).at n=5A050398
• (1,1) entry of powers of the orthogonal design shown below.at n=8A087621
• Expansion of (1-2*x)/(1-2*x+2*x^3).at n=20A124395
• Triangular sequence from coefficients of a switched even -odd polynomial recursion: Even:p(x,n)=2*x*p(x, n - 1) - p(x, n - 2); Odd:p(x,n)=(1 - 2*x)*p(x, n - 1) - p(x, n - 2);.at n=63A137406
• Expansion of (1-8x-8x^3)/(1-2x+4x^2)^2.at n=8A151912
• Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of 1/sqrt(1 + 2*k*x + k*(k+4)*x^2).at n=61A307819