(0 20 18)(1 17 10 8 2)(3 21 5)(4 9 6)(7 19 16 13 11)(12 15 14)
ALLOWS (11/8)-SEQUENCE
1: (0 4 9)
(0 6 4 20 18)(1 17 10 8 2)(3 21 5)(7 19 16 13 11)(9)(12 15 14)
2: (2 10 8)
(0 6 4 20 18)(1 17 10)(2)(3 21 5)(7 19 16 13 11)(8)(9)(12 15 14)
3: (3 21 5)
(0 6 4 20 18)(1 17 10)(2)(3)(5)(7 19 16 13 11)(8)(9)(12 15 14)(21)
4: (4 20 6)
(0 6 18)(1 17 10)(2)(3)(4)(5)(7 19 16 13 11)(8)(9)(12 15 14)(20)(21)