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