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

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

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

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

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