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