15590400

Appears in sequences

• Theta series of extremal even unimodular lattice in dimension 56.at n=3A004673
• Denominators of b(n) = (1/16)^n*(4/(8*n+1) - 2/(8*n+4) - 1/(8*n+5) - 1/(8*n+6)).at n=3A066968
• Triangle S(n,k) by rows: coefficients of 4^((n-1)/2)*(x^(1/4)*d/dx)^n when n=1,3,5,...at n=33A223527