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