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