A247120 Number of tilings of a 10 X n rectangle using 2n pentominoes of shape L.
1, 0, 4, 0, 16, 32, 76, 384, 386, 2976, 3952, 20520, 41104, 136160, 393624, 1027072, 3412146, 8470840, 27988904, 74155272, 230939032, 655493408, 1942645984, 5765577688, 16807041186, 50708538824, 148118970352, 446903215688, 1320213337712, 3968685090000
Offset: 0
Keywords
Links
- Wikipedia, Pentomino