Number of tilings of a 6 X n rectangle using polyominoes of shape I.

A254458

Number of tilings of a 6 X n rectangle using polyominoes of shape I.

Terms

    a(0) =1a(1) =32a(2) =2293a(3) =217969a(4) =22734496a(5) =2441987149a(6) =264719566561

External references