Number of (n+1)X(n+1) 0..1 arrays with every 2X2 subblock having a single 1 or two 1s on the same edge.
A251250
Number of (n+1)X(n+1) 0..1 arrays with every 2X2 subblock having a single 1 or two 1s on the same edge.
Terms
- a(0) =8a(1) =56a(2) =464a(3) =9130a(4) =185620a(5) =10753448a(6) =539961360a(7) =93638134256
External references
- oeis: A251250