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