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