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

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

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

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

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