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