316600

Appears in sequences

• Triangular matrix T, read by rows, that satisfies: [T^-1](n,k) = -k^2*T(n-2,k) when (n-2)>=k>=0, with T(n,n) = 1 and T(n+1,n) = (2*n+1) for n>=0.at n=39A106210
• Expansion of (1+12*x-24*x^2+8*x^4)/((1-8*x+4*x^2+4*x^3)*(1+2*x-2*x^2)).at n=6A177371