Number of n X n binary arrays with some element plus some horizontally, vertically or antidiagonally adjacent neighbor totalling two not more than once.
A269082
Number of n X n binary arrays with some element plus some horizontally, vertically or antidiagonally adjacent neighbor totalling two not more than once.
Terms
- a(0) =2a(1) =11a(2) =114a(3) =2238a(4) =80422a(5) =5372270a(6) =673690710a(7) =159449028034
External references
- oeis: A269082