Number of tilings of a 9 X n rectangle using dominoes and trominoes (of any shape).

A364638

Number of tilings of a 9 X n rectangle using dominoes and trominoes (of any shape).

Terms

    a(0) =1a(1) =5a(2) =1875a(3) =411963a(4) =91795006a(5) =21062468900

External references