201465

Appears in sequences

• G.f. A(x) satisfies A(x) = 1 + x*A(x)^3 * A(x*A(x)^3)^3.at n=6A120973
• Number of (w,x,y,z) with all terms in {1,...,n} and w+x<2y+2z.at n=22A212562
• 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 A120973.at n=34A381603