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