Number of nX6 0..1 arrays with every element unequal to 0, 1, 3, 5 or 7 king-move adjacent elements, with upper left element zero.
A304929
Number of nX6 0..1 arrays with every element unequal to 0, 1, 3, 5 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =13a(1) =105a(2) =101a(3) =374a(4) =1034a(5) =2653a(6) =6426a(7) =16855a(8) =42256a(9) =110818a(10) =293243a(11) =759597a(12) =1962550a(13) =5113934a(14) =13247520a(15) =34363929a(16) =89475407a(17) =232484569a(18) =603475499a(19) =1568532379a(20) =4074861880a(21) =10582600325a(22) =27499026562a(23) =71450610025a(24) =185607848522
External references
- oeis: A304929