-9299domain: ZAppears in sequencesValues of n such that L(6) and N(6) are both prime, where L(k) = (n^2+n+1)*2^(2*k) + (2*n+1)*2^k + 1, N(k) = (n^2+n+1)*2^k + n.at n=45A226926Expansion of Product_{k>=1} (1 - (x/(1-x))^k)^k.at n=15A307574