95953

Appears in sequences

• Coefficient of q^1 in nu(n), where nu(0)=1, nu(1)=b and, for n>=2, nu(n)=b*nu(n-1)+lambda*(1+q+q^2+...+q^(n-2))*nu(n-2) with (b,lambda)=(3,1).at n=10A074361
• Triangular matrix, read by rows, that satisfies: T(n,k) = [T^2](n-1,k) when n>k>=0, with T(n,n) = (2*n+1).at n=41A102320
• Sum over all partitions lambda of n into 4 distinct parts of Product_{i:lambda} prime(i).at n=10A258359