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