Number of (n+1)X(n+1) 0..1 arrays with each 2X2 subblock having clockwise pattern 0001 0101 or 0111.
A259289
Number of (n+1)X(n+1) 0..1 arrays with each 2X2 subblock having clockwise pattern 0001 0101 or 0111.
Terms
- a(0) =10a(1) =94a(2) =1460a(3) =43870a(4) =2293928a(5) =224879224a(6) =39630793526
External references
- oeis: A259289