Number of (n+1)X4 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.
A185500
Number of (n+1)X4 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) =163a(1) =4451a(2) =41643a(3) =511253a(4) =5616321a(5) =64545575a(6) =727129819a(7) =8283584625a(8) =93761899297
External references
- oeis: A185500