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

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

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

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

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