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

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

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

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

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