Number of nX5 0..1 arrays with every element unequal to 1, 2, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
A317455
Number of nX5 0..1 arrays with every element unequal to 1, 2, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =3a(1) =51a(2) =131a(3) =353a(4) =4364a(5) =21250a(6) =95144a(7) =744225a(8) =4783771a(9) =27463112a(10) =190991767a(11) =1292234142a(12) =8201782608a(13) =55678561641a(14) =376785247633
External references
- oeis: A317455