658785domain: NAppears in sequencesa(n) is the coefficient of x^n/n! in exp(x + n*x^2/2).at n=8A277614Expansion of e.g.f.: exp(x + 4*x^2).at n=8A293720Square array A(n,k), n >= 0, k >= 1, read by antidiagonals, where column k is the expansion of e.g.f. exp(Sum_{j=1..k} j^2*x^j).at n=53A293724