Number of nX6 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 1, 2 or 4 neighboring 1s.
A296641
Number of nX6 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 1, 2 or 4 neighboring 1s.
Terms
- a(0) =21a(1) =869a(2) =17558a(3) =430522a(4) =10781621a(5) =263456105a(6) =6468185511a(7) =158971670482
External references
- oeis: A296641