Number of nX7 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 1 and 1 0 1 vertically.
A208687
Number of nX7 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 1 and 1 0 1 vertically.
Terms
- a(0) =42a(1) =1764a(2) =7086a(3) =40581a(4) =269766a(5) =1346961a(6) =6398617a(7) =31733422a(8) =152209092a(9) =711191700a(10) =3333256899a(11) =15574230936a(12) =72263776797a(13) =334784881455
External references
- oeis: A208687