175644domain: NAppears in sequencesPartial sums of A051879.at n=13A050405a(n) = (n+1)*(n+2)*(n+3)*(n+4)*(5*n^2 + 19*n + 15)/360.at n=13A107963a(n) = 8*n^3 + n.at n=28A118465