110124

Appears in sequences

• Length of period of the continued fraction expansion of sqrt(2^n+1).at n=41A059926
• Length of period of continued fraction expansion of square root of (2^(2n+1)+1).at n=20A061682
• Number of maximal cubefree binary words of length n.at n=38A282133
• Dirichlet g.f.: (zeta(s-3) / zeta(s))^2.at n=27A338165
• Expansion of g.f. A(x) satisfying A(x) = Sum_{n>=0} d^n/dx^n x^(2*n) * A(x)^(2*n) / n!.at n=5A360974