Number of (n+2)X(n+2) 0..2 arrays with no increasing sequence of length 3 horizontally, vertically or antidiagonally downwards.
A233594
Number of (n+2)X(n+2) 0..2 arrays with no increasing sequence of length 3 horizontally, vertically or antidiagonally downwards.
Terms
- a(0) =15272a(1) =20463326a(2) =193816724926
External references
- oeis: A233594