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

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

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

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

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