270739678domain: NAppears in sequencesSecond partial sums of eighth powers (A001016).at n=9A253636a(n) = 9*2^n + 7*4^n + 3*8^n + 8*3^n + 2*9^n + 6*5^n + 5*6^n + 4*7^n + 10^n + 10.at n=8A254148