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

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

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

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

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