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

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

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

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

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