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

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

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

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

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