-1261

Appears in sequences

• Expansion of x^2/((1-2*x)*(1+3*x)).at n=9A091005
• a(n,m) =Floor[N[(-2 + Sqrt[3])^n + (-2 - Sqrt[3])^n]/2^m].at n=23A117809
• Numerators of second column of the inverse of the triangle of polynomial coefficients P(0,x)=1, 2P(n,x)=(1+x)*[(1+x)^(n-1)+x^(n-1)].at n=12A141424
• Autosequence preceding A198631(n)/A006519(n+1). Numerators.at n=13A233808
• Autosequence preceding A198631(n)/A006519(n+1). Numerators.at n=14A233808
• Numerators of the characteristic polynomials of the von Mangoldt function matrix.at n=24A260237
• Numerators of the partial alternating sums of the reciprocals of the alternating sum of divisors function (A206369).at n=35A379621