Number of 4Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 1 0 and 1 0 1 vertically.
A207859
Number of 4Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 1 0 and 1 0 1 vertically.
Terms
- a(0) =10a(1) =100a(2) =370a(3) =1369a(4) =7289a(5) =38809a(6) =178088a(7) =817216a(8) =3976696a(9) =19351201a(10) =91961095a(11) =437019025a(12) =2096687880a(13) =10059287616a(14) =48075784344a(15) =229765876921
External references
- oeis: A207859