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