140408100

Appears in sequences

• Expansion of 1/(2*x) * (1/(1-4*x)^(3/2)-1).at n=12A033876
• A triangle of coefficients: T(n,m) = (2*n + 2*m + 3)! / (2*(2*m + 1)!*(2*n + 1)!).at n=27A143083
• Catalan transform of A135092.at n=14A146533
• a(n) = 2^n*binomial((n + 1 + (n mod 2))/2, 1/2).at n=25A242172
• Expansion of (x*(1-4*x^2)^(-3/2) + (1-4*x^2)^(-1/2) + x + 1)/2.at n=27A275324