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