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

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

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

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

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