Number of ways of packing a 3 X (2n-1) rectangle with dominoes, leaving one space unoccupied.

A108550

Number of ways of packing a 3 X (2n-1) rectangle with dominoes, leaving one space unoccupied.

Terms

    a(0) =2a(1) =18a(2) =160a(3) =1530a(4) =14800a(5) =143386a(6) =1389432a(7) =13464130a(8) =130472968a(9) =1264337250a(10) =12251953552a(11) =118726523722

External references