(0 7 4)(1 22 20)(2 19 12 6 5)(3 10 9)(8 14 11)(13 17 15)(16 21 18)
ALLOWS (11/8)-SEQUENCE
1: (0 7 17)
(0 15 13 17 4)(1 22 20)(2 19 12 6 5)(3 10 9)(7)(8 14 11)(16 21 18)
2: (6 19 12)
(0 15 13 17 4)(1 22 20)(2 19 5)(3 10 9)(6)(7)(8 14 11)(12)(16 21 18)
3: (16 21 18)
(0 15 13 17 4)(1 22 20)(2 19 5)(3 10 9)(6)(7)(8 14 11)(12)(16)(18)(21)
4: (4 13 17)
(0 15 13)(1 22 20)(2 19 5)(3 10 9)(4)(6)(7)(8 14 11)(12)(16)(17)(18)(21)