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

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

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

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

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