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