Number of n X n 0..1 arrays with every element unequal to 0, 1, 3, 4 or 7 king-move adjacent elements, with upper left element zero.
A304849
Number of n X n 0..1 arrays with every element unequal to 0, 1, 3, 4 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =5a(2) =9a(3) =38a(4) =148a(5) =762a(6) =6750a(7) =97917a(8) =1725334a(9) =42688289a(10) =1433354938
External references
- oeis: A304849