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