35885

Appears in sequences

• a(n)=a(n-1)+a(m), where m=2n-2-2^(p+1) and 2^p<n-1<=2^(p+1), for n >= 4.at n=38A050059
• Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 19.at n=20A051984
• Numbers of perifusenes with one internal vertex (see Cyvin et al. for precise definition).at n=8A122740
• Number of aperiodic necklaces (Lyndon words) with k<=6 black beads and n-k white beads.at n=32A277631
• Expansion of (1 + 5*x - 2*x^2 - 15*x^3) / (1 - 12*x^2 + 25*x^4).at n=9A328605