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

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

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

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

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