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