Number of nX7 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 1 0 and 1 0 1 vertically.
A207917
Number of nX7 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 1 0 and 1 0 1 vertically.
Terms
- a(0) =28a(1) =784a(2) =4344a(3) =46800a(4) =366330a(5) =3327954a(6) =28188778a(7) =247024548a(8) =2129817756a(9) =18503218016a(10) =160144863388
External references
- oeis: A207917