Number of lower triangles of a 6X6 -n..n array with all row and column sums zero.

A195524

Number of lower triangles of a 6X6 -n..n array with all row and column sums zero.

Terms

    a(0) =6247a(1) =860017a(2) =23663523a(3) =286168923a(4) =2106810049a(5) =11131321791a(6) =46387885537a(7) =161770028369a(8) =491117662815

External references