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