124473

Appears in sequences

• G.f. A(x) satisfies: A(x)^2 = x*G(x) where G(G(x)) = (1+x)^2*G(x) and G(x) is the g.f. of A107095.at n=8A107096
• Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of B(x)^k, where B(x) is the g.f. of A381600.at n=42A381592
• G.f. A(x) satisfies A(x) = 1/(1 - x * A(x) * A(x*A(x)))^2.at n=6A381593