-5288596domain: ZAppears in sequencesSquare array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of Product_{j>=1} (1-j^(k*j)*x^j)^j in powers of x.at n=43A294808Expansion of Product_{k>=1} (1 - k^k*x^k)^k.at n=7A294809