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