Number of 7Xn 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 0 0 vertically.
A207722
Number of 7Xn 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 0 0 vertically.
Terms
- a(0) =35a(1) =1225a(2) =20265a(3) =383845a(4) =7070805a(5) =131365535a(6) =2433018665a(7) =45118588165a(8) =836245602255
External references
- oeis: A207722