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

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

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

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

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