Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 or 1 and no antidiagonal sum 0 or 1 and no row sum 0 or 1 and no column sum 0 or 1.
A255025
Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 or 1 and no antidiagonal sum 0 or 1 and no row sum 0 or 1 and no column sum 0 or 1.
Terms
- a(0) =1306a(1) =8338a(2) =60237a(3) =391926a(4) =2547757a(5) =16789556a(6) =110131505a(7) =722619025a(8) =4749948369a(9) =31181555198a(10) =204626875055
External references
- oeis: A255025