Number of 4Xn 0..1 arrays avoiding 0 0 0 horizontally and 0 0 1 vertically.
A207090
Number of 4Xn 0..1 arrays avoiding 0 0 0 horizontally and 0 0 1 vertically.
Terms
- a(0) =12a(1) =144a(2) =1117a(3) =10621a(4) =98824a(5) =894720a(6) =8244759a(7) =75709453a(8) =694032466a(9) =6372084456a(10) =58477847273a(11) =536617596113
External references
- oeis: A207090