437433780domain: NAppears in sequencesRectangular table, read by antidiagonals, where the g.f. of row n, R(x,n), satisfies: R(x,n) = 1 + (n+1)*x*R(x,n+1)^2 for n>=0.at n=73A128570Row 4 of table A128570.at n=7A128574