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

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

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

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

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