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

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

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

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

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