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