a(n) = n^10*(n^5+1)/2.A170797a(n) = n^10*(n^5+1)/2.Terms a(0) =0a(1) =1a(2) =16896a(3) =7203978a(4) =537395200a(5) =15263671875a(6) =235122725376External referencesoeis: A170797