(0 20 17)(1 21 4)(2 6 5)(3 15 13 9 7)(8 12 10 18 11)(14 19 16)
ALLOWS (11/8)-SEQUENCE
1: (0 9 15)

(0 13 9 20 17)(1 21 4)(2 6 5)(3 15 7)(8 12 10 18 11)(14 19 16)
2: (8 18 11)

(0 13 9 20 17)(1 21 4)(2 6 5)(3 15 7)(8)(10 18 12)(11)(14 19 16)
3: (14 19 16)

(0 13 9 20 17)(1 21 4)(2 6 5)(3 15 7)(8)(10 18 12)(11)(14)(16)(19)
4: (0 13 9)

(0 20 17)(1 21 4)(2 6 5)(3 15 7)(8)(9)(10 18 12)(11)(13)(14)(16)(19)