8071256

Appears in sequences

• a(n) = (3^(2*n+1) - 8*n - 3)/16.at n=8A004004
• Coefficients of Jacobi elliptic function c(7,m).at n=1A032430
• Triangle of coefficients in expansion of elliptic function sn(u) in powers of u and k.at n=37A060628
• Triangle of coefficients in expansion of elliptic function sn(u) in powers of u and k.at n=43A060628
• Convolution of 3^n and floor(n/2).at n=16A097137