The number of tilings of a 5 X (3n) floor with 1 X 3 trominoes.
A236576
The number of tilings of a 5 X (3n) floor with 1 X 3 trominoes.
Terms
- a(0) =1a(1) =4a(2) =22a(3) =121a(4) =664a(5) =3643a(6) =19987a(7) =109657a(8) =601624a(9) =3300760a(10) =18109345a(11) =99355414a(12) =545105209a(13) =2990674357a(14) =16408085929a(15) =90021597712a(16) =493896002842
External references
- oeis: A236576