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