427770
domain: N
Appears in sequences
- Triangular matrix, read by rows, that satisfies: T(n,k) = [T^2](n-1,k) when n>k>=0, with T(n,n) = (2*n+1).at n=22A102320
- Column 1 of triangular matrix A102320, which that satisfies: T(n,k) = [T^2](n-1,k) when n>k>=0, with T(n,n) = (2*n+1).at n=6A102322
- O.g.f. A(x) satisfies: [x^n] exp( n * x*A(x)^2 ) * (n + 1 - A(x)) = 0 for n > 0.at n=5A305107