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