24402232

Appears in sequences

• a(n) is the permanent of the n X n matrix whose generic element is given by F(2*i-1)*L(2*i) if i = j and F(2*j)*L(2*j-1) if i != j with 1 <= i,j <= n, where F(n) = A000045(n) and L(n) = A000032(n).at n=4A392840