-773

Appears in sequences

• Coefficients of numerator polynomials of g.f.s for a certain necklace problem involving prime numbers.at n=61A103728
• Riordan array (1/(1+x), x*(1-2*x)/(1+x)^2).at n=32A110522
• 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=12A227518
• Expansion of g.f.: 1/Sum_{p odd prime} x^p (odd powers only).at n=24A352479