Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum less than the antidiagonal sum.

A256769

Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum less than the antidiagonal sum.

Terms

    a(0) =831744a(1) =10556001a(2) =63680400a(3) =384160000a(4) =1728896400a(5) =7780827681a(6) =30914078976a(7) =122825015296a(8) =465909995776

External references