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