(0 21 12)(1 11 8 4 2)(3 7 5)(6 14 9)(10 16 13)(15 19 17)(18 22 20)
ALLOWS (11/8)-SEQUENCE
1: (0 7 12)
(0)(1 11 8 4 2)(3 7 21 12 5)(6 14 9)(10 16 13)(15 19 17)(18 22 20)
2: (6 14 9)
(0)(1 11 8 4 2)(3 7 21 12 5)(6)(9)(10 16 13)(14)(15 19 17)(18 22 20)
3: (10 16 13)
(0)(1 11 8 4 2)(3 7 21 12 5)(6)(9)(10)(13)(14)(15 19 17)(16)(18 22 20)
4: (5 21 12)
(0)(1 11 8 4 2)(3 7 21)(5)(6)(9)(10)(12)(13)(14)(15 19 17)(16)(18 22 20)