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

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

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

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

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