Number of ways to tile a 5 X 2n room with 1x2 Tatami mats. At most 3 Tatami mats may meet at a point.

A068924

Number of ways to tile a 5 X 2n room with 1x2 Tatami mats. At most 3 Tatami mats may meet at a point.

Terms

    a(0) =6a(1) =3a(2) =2a(3) =2a(4) =4a(5) =4a(6) =6a(7) =8a(8) =10a(9) =14a(10) =18a(11) =24a(12) =32a(13) =42a(14) =56a(15) =74a(16) =98a(17) =130a(18) =172a(19) =228a(20) =302a(21) =400a(22) =530a(23) =702a(24) =930a(25) =1232a(26) =1632a(27) =2162a(28) =2864a(29) =3794

External references