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

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

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

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

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