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