-67627domain: ZAppears in sequencesG.f. A(x) satisfies A(x) = 1 + x*A(x)/A(-x*A(x)^3)^2.at n=9A384974Square 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 A384974.at n=64A384977