Number of (n+1)X7 0..2 arrays with every 2X2 subblock diagonal sum less antidiagonal sum equal to some horizontal or vertical neighbor 2X2 subblock diagonal sum less antidiagonal sum.
A185503
Number of (n+1)X7 0..2 arrays with every 2X2 subblock diagonal sum less antidiagonal sum equal to some horizontal or vertical neighbor 2X2 subblock diagonal sum less antidiagonal sum.
Terms
- a(0) =13347a(1) =1418183a(2) =64545575a(3) =3784477987a(4) =201869155765
External references
- oeis: A185503