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

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

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

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

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