-8955domain: ZAppears in sequencesTriangle T(n, k) giving coefficients in expansion of n! * Sum_{i=0..n} binomial(x - n, i) in powers of x.at n=24A054649a(n) = [x^n] (2*n)! * Sum_{k=0..2*n} binomial(x-2*n,k).at n=3A347985