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