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