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