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