334354domain: NAppears in sequencesG.f. A(x) satisfies: A( x - A(x) ) = x^2.at n=7A276370G.f. A(x) satisfies: A( 2*x - A(x) ) = 2*x - A(x) + x^2.at n=8A292809Square 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 A213591.at n=52A384619