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