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

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

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

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

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