244608

Appears in sequences

• Number triangle T(n,k) = binomial(n,k)*binomial(2n,n-k).at n=39A110608
• Molecular topological index of the n-antiprism graph.at n=38A192791
• L.g.f.: (-1/3)*log( Sum_{n>=0} (2*n+1)*(-x)^(n*(n+1)/2) ).at n=10A202144