Number of 6Xn 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 1 0 1 vertically.
A207029
Number of 6Xn 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 1 0 1 vertically.
Terms
- a(0) =12a(1) =144a(2) =396a(3) =1719a(4) =6123a(5) =16038a(6) =49925a(7) =129302a(8) =329498a(9) =836938a(10) =1984447a(11) =4716834a(12) =10888212a(13) =24623818a(14) =55173270a(15) =121321500a(16) =264139722a(17) =568757951a(18) =1211623656a(19) =2560468834a(20) =5364327387a(21) =11156813446a(22) =23048288350a(23) =47308658140a(24) =96551671749
External references
- oeis: A207029