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