Number of nX7 0..6 arrays with every nonzero element less than or equal to at least two horizontal and vertical neighbors.
A203388
Number of nX7 0..6 arrays with every nonzero element less than or equal to at least two horizontal and vertical neighbors.
Terms
- a(0) =1a(1) =86156a(2) =1678700434
External references
- oeis: A203388