Number of n X 4 0..1 arrays avoiding 0 0 0 horizontally and 0 0 1 vertically.
A207084
Number of n X 4 0..1 arrays avoiding 0 0 0 horizontally and 0 0 1 vertically.
Terms
- a(0) =13a(1) =169a(2) =1393a(3) =10621a(4) =75221a(5) =518001a(6) =3500117a(7) =23428181a(8) =155913829a(9) =1034324253a(10) =6848794157a(11) =45301138173a(12) =299456026377
External references
- oeis: A207084