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