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