Number of nX6 0..1 arrays with every element equal to 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
A298900
Number of nX6 0..1 arrays with every element equal to 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =5a(2) =7a(3) =24a(4) =120a(5) =963a(6) =4689a(7) =34739a(8) =206363a(9) =1388386a(10) =8770132a(11) =58277644a(12) =374054863a(13) =2461101248a(14) =15971848701a(15) =104543429551a(16) =680910307295
External references
- oeis: A298900