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

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

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

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

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