Number of tilings of a 6 X n rectangle using pentominoes of shapes X, Y, T and dominoes.
A321589
Number of tilings of a 6 X n rectangle using pentominoes of shapes X, Y, T and dominoes.
Terms
- a(0) =1a(1) =1a(2) =13a(3) =83a(4) =1103a(5) =11453a(6) =127320a(7) =1388914a(8) =15330926a(9) =167842605a(10) =1845273115a(11) =20252779428a(12) =222470481108
External references
- oeis: A321589