Number of 4Xn 0..1 arrays avoiding 0 1 0 horizontally and 0 1 1 vertically.
A207001
Number of 4Xn 0..1 arrays avoiding 0 1 0 horizontally and 0 1 1 vertically.
Terms
- a(0) =12a(1) =144a(2) =1020a(3) =6612a(4) =45932a(5) =329734a(6) =2346621a(7) =16555996a(8) =116824836a(9) =825944298a(10) =5841333854a(11) =41296838816a(12) =291917220483
External references
- oeis: A207001