Number of (n+1)X(3+1) 0..4 arrays with nondecreasing maximum of every two consecutive values in every row and column.
A250829
Number of (n+1)X(3+1) 0..4 arrays with nondecreasing maximum of every two consecutive values in every row and column.
Terms
- a(0) =119025a(1) =16545428a(2) =1966779166a(3) =170110220357
External references
- oeis: A250829