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