Number of n X n 0..1 arrays with every element unequal to 1, 2, 5 or 8 king-move adjacent elements, with upper left element zero.
A304296
Number of n X n 0..1 arrays with every element unequal to 1, 2, 5 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =3a(2) =3a(3) =4a(4) =62a(5) =237a(6) =2673a(7) =47501a(8) =555463a(9) =25873708a(10) =782284349a(11) =32914635985
External references
- oeis: A304296