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

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

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

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

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