Number of (n+2)X(4+2) 0..3 arrays with no increasing sequence of length 3 horizontally, vertically or antidiagonally downwards.
A233799
Number of (n+2)X(4+2) 0..3 arrays with no increasing sequence of length 3 horizontally, vertically or antidiagonally downwards.
Terms
- a(0) =17394286865
External references
- oeis: A233799