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

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

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

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

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