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

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

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

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

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