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

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

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

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

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