Number of (n+2)X8 0..4 arrays with each 3X3 subblock having rows and columns in lexicographically nondecreasing order.
A186093
Number of (n+2)X8 0..4 arrays with each 3X3 subblock having rows and columns in lexicographically nondecreasing order.
Terms
- a(0) =2985984444a(1) =157927508610
External references
- oeis: A186093