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