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