35277012domain: NAppears in sequencesa(n) = sum of the sums of the k first n-th powers.at n=8A215084Second partial sums of eighth powers (A001016).at n=7A253636a(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=8A254146