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