-8100domain: ZAppears in sequencesTriangle T(n, k) = n! * StirlingS1(n, k)/binomial(n, k), read by rows.at n=17A142473Alternating sum of centered 25-gonal numbers.at n=35A270693Expansion of e.g.f. exp(-x * (1 - x)^2) / (1 - x).at n=7A375410