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

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

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

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

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