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

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

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

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

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