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