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

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

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

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

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