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

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

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

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

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