Number of nX4 0..1 arrays avoiding 0 0 1 horizontally and 0 1 1 vertically.
A206781
Number of nX4 0..1 arrays avoiding 0 0 1 horizontally and 0 1 1 vertically.
Terms
- a(0) =12a(1) =144a(2) =1020a(3) =6752a(4) =39276a(5) =219061a(6) =1165366a(7) =6052170a(8) =30750128a(9) =154046108a(10) =762592234a(11) =3742458919a(12) =18234837346a(13) =88348314182a(14) =426051182458
External references
- oeis: A206781