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