Number of nX7 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 0 and 1 1 1 vertically.
A207927
Number of nX7 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 0 and 1 1 1 vertically.
Terms
- a(0) =40a(1) =1600a(2) =2160a(3) =18096a(4) =111584a(5) =592968a(6) =3773248a(7) =22906752a(8) =133271316a(9) =813048132a(10) =4888530112a(11) =29063550656a(12) =175651306248
External references
- oeis: A207927