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