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

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

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

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

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