Number of tilings of a 6 X n rectangle using right trominoes and 1 X 1 tiles.

A220056

Number of tilings of a 6 X n rectangle using right trominoes and 1 X 1 tiles.

Terms

    a(0) =1a(1) =1a(2) =241a(3) =3895a(4) =151817a(5) =4134881a(6) =128938297a(7) =3814023955a(8) =115136505933

External references