Number of nX6 0..1 arrays with every element unequal to 1, 2, 4, 5 or 8 king-move adjacent elements, with upper left element zero.
A305450
Number of nX6 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) =5a(1) =165a(2) =77a(3) =475a(4) =2697a(5) =5443a(6) =30344a(7) =132479a(8) =485885a(9) =2234246a(10) =10360930a(11) =46551286a(12) =215173161a(13) =1048177833a(14) =5066538127a(15) =24313912355a(16) =121177423087a(17) =601813215111
External references
- oeis: A305450