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