A375865 Number of shapes of a Rubik's Snake with n wedges.
1, 4, 16, 64, 241, 920, 3384, 12585, 46471, 172226, 633138, 2333757, 8561679, 31462176, 115247629, 422677188, 1546186675, 5661378449, 20689242550, 75663420126, 276279455583, 1009416896015, 3683274847187, 13446591920995, 49037278586475, 178904588083788, 652111697384508, 2377810831870022
Offset: 1
Keywords
Links
- Peter Aylett, Rubik's Snake Combinations.
- Dmytro Fedoriaka, Counting Rubik's Snake Shapes.
- Wikipedia, Rubik's Snake.