117249domain: NAppears in sequencesa(n) = (1/12)*(n+5)*(n+1)*n^2.at n=33A014205Convolution of the odd-indexed triangular numbers (A000384(n+1)) and the squares (A000290).at n=17A277229Numbers k such that (13*10^k + 161)/3 is prime.at n=25A284779