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