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