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

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

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

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

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