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

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

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

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

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