Number of n X n 0..1 arrays with every element unequal to 1, 2, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
A305176
Number of n X n 0..1 arrays with every element unequal to 1, 2, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =3a(2) =8a(3) =10a(4) =64a(5) =473a(6) =1750a(7) =24506a(8) =370094a(9) =4653537a(10) =164815846a(11) =6321406578
External references
- oeis: A305176