103996064052domain: NAppears in sequencesSecond partial sums of 12th powers (A008456).at n=7A253712a(n) = 1*8^n + 2*7^n + 3*6^n + 4*5^n + 5*4^n + 6*3^n + 7*2^n + 8*1^n.at n=12A254146