Number of (n+2)X(2+2) 0..2 arrays with nondecreasing sum of every three consecutive values in every row and column.
A250595
Number of (n+2)X(2+2) 0..2 arrays with nondecreasing sum of every three consecutive values in every row and column.
Terms
- a(0) =157464a(1) =2099520a(2) =27993600a(3) =373248000a(4) =2592000000a(5) =18000000000a(6) =125000000000a(7) =590625000000
External references
- oeis: A250595