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

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

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

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

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