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