Number of nX7 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 1 0 and 1 0 1 vertically.
A207466
Number of nX7 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 1 0 and 1 0 1 vertically.
Terms
- a(0) =25a(1) =625a(2) =3399a(3) =33393a(4) =247631a(5) =2090927a(6) =16675001a(7) =136803627a(8) =1107817969a(9) =9020755725a(10) =73241249411a(11) =595437782873
External references
- oeis: A207466