Number of nX6 0..1 arrays with every element unequal to 1, 2, 3, 5 or 7 king-move adjacent elements, with upper left element zero.
A304957
Number of nX6 0..1 arrays with every element unequal to 1, 2, 3, 5 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =5a(1) =333a(2) =1203a(3) =8361a(4) =60568a(5) =435964a(6) =3174054a(7) =23304518a(8) =170481467a(9) =1248838598a(10) =9167230233a(11) =67263160245a(12) =493257323135
External references
- oeis: A304957