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