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