Number of nX7 0..1 arrays with every element unequal to 1, 2, 4, 5 or 8 king-move adjacent elements, with upper left element zero.
A305451
Number of nX7 0..1 arrays with every element unequal to 1, 2, 4, 5 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =8a(1) =306a(2) =181a(3) =1234a(4) =13128a(5) =30344a(6) =222961a(7) =1378090a(8) =6504099a(9) =42968149a(10) =261181596a(11) =1636206887a(12) =10969528353a(13) =72669507665a(14) =509281282451
External references
- oeis: A305451