(0 18 12 11 9)(1 15 2)(3 7 5)(4 21 19)(6 16 13 10 8)(14 20 17)
ALLOWS (11/8)-SEQUENCE
1: (0 1 9)

(0)(1 18 12 11 9 15 2)(3 7 5)(4 21 19)(6 16 13 10 8)(14 20 17)
2: (9 15 18)

(0)(1 18 2)(3 7 5)(4 21 19)(6 16 13 10 8)(9 12 11)(14 20 17)(15)
3: (14 20 17)

(0)(1 18 2)(3 7 5)(4 21 19)(6 16 13 10 8)(9 12 11)(14)(15)(17)(20)
4: (6 16 13)

(0)(1 18 2)(3 7 5)(4 21 19)(6 10 8)(9 12 11)(13)(14)(15)(16)(17)(20)