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