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

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

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

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

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