Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 and no antidiagonal sum 0 and no row sum 0 or 1 and no column sum 0 or 1.
A256808
Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 and no antidiagonal sum 0 and no row sum 0 or 1 and no column sum 0 or 1.
Terms
- a(0) =4690a(1) =55798a(2) =688353a(3) =8090191a(4) =95609517a(5) =1138136868a(6) =13512239171a(7) =160298389688
External references
- oeis: A256808