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

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

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

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

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