Number of n X n 0..1 arrays with every element equal to 2, 3, 6 or 8 king-move adjacent elements, with upper left element zero.
A298174
Number of n X n 0..1 arrays with every element equal to 2, 3, 6 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =1a(2) =0a(3) =8a(4) =34a(5) =87a(6) =181a(7) =1380a(8) =4176a(9) =28357a(10) =122406a(11) =826418a(12) =4451708a(13) =30672159a(14) =202655696a(15) =1636350467
External references
- oeis: A298174