Number of tilings of a 5 X 3n rectangle using 5n trominoes of any shape.
A233340
Number of tilings of a 5 X 3n rectangle using 5n trominoes of any shape.
Terms
- a(0) =1a(1) =62a(2) =8342a(3) =1269900a(4) =198253934a(5) =31111319376
External references
- oeis: A233340