First row and main diagonal of square table that satisfies T(n+1,k+1) = sum(i=0,n, sum(j=0,k, T(n-i,k-j)*T(i,j) )).

A088159

First row and main diagonal of square table that satisfies T(n+1,k+1) = sum(i=0,n, sum(j=0,k, T(n-i,k-j)*T(i,j) )).

Terms

    a(0) =1a(1) =1a(2) =4a(3) =25a(4) =202a(5) =1944a(6) =21356a(7) =261213a(8) =3500132a(9) =50800750a(10) =791987356a(11) =13177143096a(12) =232770367228

External references