Number of nX3 0..1 arrays with every element unequal to 0, 1, 2, 3, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
A317567
Number of nX3 0..1 arrays with every element unequal to 0, 1, 2, 3, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =4a(1) =30a(2) =170a(3) =997a(4) =5837a(5) =34152a(6) =199987a(7) =1170900a(8) =6855565a(9) =40139818a(10) =235019013a(11) =1376041770a(12) =8056757699a(13) =47172493014a(14) =276196023231
External references
- oeis: A317567