Number of n X 3 0..1 arrays avoiding 0 0 0 horizontally and 0 1 0 vertically.
A207177
Number of n X 3 0..1 arrays avoiding 0 0 0 horizontally and 0 1 0 vertically.
Terms
- a(0) =7a(1) =49a(2) =241a(3) =1171a(4) =5917a(5) =30067a(6) =151981a(7) =767377a(8) =3877045a(9) =19592047a(10) =98998267a(11) =500220187a(12) =2527540111a(13) =12771357967a(14) =64532102977a(15) =326072549563
External references
- oeis: A207177