366288domain: NAppears in sequencesn + n(n+1) + n(n+1)(n+2) + ..., with n terms.at n=5A111685a(n) is the largest integer m such that m^n <= n^prime(n).at n=29A318199a(n) = coefficient of x^n in A(x) such that: 0 = Sum_{n=-oo..+oo} x^(6*n) * (x^n - 2*A(x))^(7*n+1).at n=5A358956