Number of (n+1)X(n+1) 0..2 arrays with nondecreasing sum of every two consecutive values in every row and column.
A250436
Number of (n+1)X(n+1) 0..2 arrays with nondecreasing sum of every two consecutive values in every row and column.
Terms
- a(0) =81a(1) =2160a(2) =160000a(3) =8750000a(4) =937890625a(5) =74118870000
External references
- oeis: A250436