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

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

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

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

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