(0 6 4)(1 21 18 14 12)(2 10 3)(5 9 7)(8 20 16 13 11)(15 19 17)
ALLOWS (11/8)-SEQUENCE
1: (0 6 8)

(0 20 16 13 11 8 4)(1 21 18 14 12)(2 10 3)(5 9 7)(6)(15 19 17)
2: (5 9 7)

(0 20 16 13 11 8 4)(1 21 18 14 12)(2 10 3)(5)(6)(7)(9)(15 19 17)
3: (4 16 8)

(0 20 16)(1 21 18 14 12)(2 10 3)(4)(5)(6)(7)(8 13 11)(9)(15 19 17)
4: (1 21 12)

(0 20 16)(1)(2 10 3)(4)(5)(6)(7)(8 13 11)(9)(12 18 14)(15 19 17)(21)