29036

Appears in sequences

• Principal diagonal of the convolution array A213822.at n=16A213823
• Self-convolution of the Dedekind psi function (A001615).at n=41A307502
• a(n) = Sum_{i=0..n, j=0..n} (binomial(2*i, j) + binomial(2*j, i)).at n=7A324568