Number of (n+1)X(4+1) 0..4 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 8.
A234978
Number of (n+1)X(4+1) 0..4 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 8.
Terms
- a(0) =127982a(1) =13888792a(2) =1373159910a(3) =148913665958
External references
- oeis: A234978