Number of nX7 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 0 and 1 1 1 vertically.
A207844
Number of nX7 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 0 and 1 1 1 vertically.
Terms
- a(0) =42a(1) =1764a(2) =2520a(3) =21600a(4) =140032a(5) =794768a(6) =5346600a(7) =35345040a(8) =217844880a(9) =1406403632a(10) =9173045376a(11) =58174755912a(12) =372634101736
External references
- oeis: A207844