-4623

Appears in sequences

• Values of n such that L(15) and N(15) 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=48A227518
• Coefficient of x in minimal polynomial of the continued fraction [1^n,2,1,1,1,...], where 1^n means n ones.at n=8A265762
• Expansion of e.g.f. 1/(1 - exp(2*x) + exp(3*x)).at n=6A368015