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