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

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

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

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

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