Number of nX7 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 0 and 1 0 1 vertically.
A207807
Number of nX7 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 0 and 1 0 1 vertically.
Terms
- a(0) =42a(1) =1764a(2) =14946a(3) =209050a(4) =2485392a(5) =31431114a(6) =388134978a(7) =4829044276a(8) =59932307050a(9) =744575694026
External references
- oeis: A207807