Number of (n+1)X5 0..2 arrays with no 2X2 subblock commuting with any of its horizontal and vertical 2X2 subblock neighbors.
A187436
Number of (n+1)X5 0..2 arrays with no 2X2 subblock commuting with any of its horizontal and vertical 2X2 subblock neighbors.
Terms
- a(0) =44195a(1) =6858445a(2) =1070374436a(3) =167339492229
External references
- oeis: A187436