-9816860358domain: ZAppears in sequencesRao Uppuluri-Carpenter numbers (or complementary Bell numbers): e.g.f. = exp(1 - exp(x)).at n=20A000587Expansion of e.g.f. exp(1-x-exp(-x)).at n=19A014182a(n) = exp(1) * Sum_{k>=0} (-1)^k*k^(2*n)/k!.at n=10A308646