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

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

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

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

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