Number of n X n binary arrays with some element plus some horizontally or vertically adjacent neighbor totalling two no more than once.
A268743
Number of n X n binary arrays with some element plus some horizontally or vertically adjacent neighbor totalling two no more than once.
Terms
- a(0) =2a(1) =11a(2) =143a(3) =4110a(4) =255651a(5) =34732937a(6) =10319681062
External references
- oeis: A268743