111074domain: NAppears in sequences[ (3rd elementary symmetric function of 3,4,...,n+4)/(3+4+...+n+4) ].at n=36A024191a(n) = Sum_{k=1..n} (-1)^(n-k) * Stirling1(n,k) * (k-1)! * sigma(k), where sigma = A000203.at n=6A330494