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