Number of (5+2)X(n+2) 0..3 arrays with no increasing sequence of length 3 horizontally, vertically or antidiagonally downwards.
A233806
Number of (5+2)X(n+2) 0..3 arrays with no increasing sequence of length 3 horizontally, vertically or antidiagonally downwards.
Terms
- a(0) =768927679996
External references
- oeis: A233806