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