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

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

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

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

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