Number of n X n 0..1 arrays with rows, diagonals and antidiagonals unimodal.

A223664

Number of n X n 0..1 arrays with rows, diagonals and antidiagonals unimodal.

Terms

    a(0) =2a(1) =16a(2) =292a(3) =6454a(4) =136289a(5) =2715255a(6) =51831694a(7) =962697852a(8) =17643516790a(9) =323311474180

External references