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