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