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