1711898

Appears in sequences

• G.f. A(x) satisfies x = A( x - A(x)^4/x^2 ).at n=7A376176
• Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of (B(x)/x)^k, where B(x) is the g.f. of A376176.at n=43A384621