Number of nX4 binary arrays without the pattern 0 0 1 1 diagonally, vertically, antidiagonally or horizontally.
A189900
Number of nX4 binary arrays without the pattern 0 0 1 1 diagonally, vertically, antidiagonally or horizontally.
Terms
- a(0) =15a(1) =225a(2) =3375a(3) =35656a(4) =377517a(5) =3810503a(6) =36890502a(7) =354894796a(8) =3368920072a(9) =31765314572a(10) =298643477857
External references
- oeis: A189900