Number of tilings of a 6 X n rectangle using dominoes and right trominoes.
A219989
Number of tilings of a 6 X n rectangle using dominoes and right trominoes.
Terms
- a(0) =1a(1) =1a(2) =53a(3) =633a(4) =15171a(5) =262191a(6) =5350806a(7) =100578811a(8) =1973546988a(9) =37873593799a(10) =735394314429
External references
- oeis: A219989