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