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

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

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

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

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