Number of tilings of a 3 X n rectangle using right trominoes, dominoes and 1 X 1 tiles.

A353878

Number of tilings of a 3 X n rectangle using right trominoes, dominoes and 1 X 1 tiles.

Terms

    a(0) =1a(1) =3a(2) =44a(3) =369a(4) =3633a(5) =34002a(6) =323293a(7) =3058623a(8) =28982628a(9) =274494621a(10) =2600148629a(11) =24628666626a(12) =233286962601

External references