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

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

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

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

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