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