(0 12 7)(1 21 3)(2 13 11 6 4)(5 10 8)(9 16 15)(14 19 17)(18 22 20)
ALLOWS (11/8)-SEQUENCE
1: (0 2 7)

(0)(1 21 3)(2 12 7 13 11 6 4)(5 10 8)(9 16 15)(14 19 17)(18 22 20)
2: (1 21 3)

(0)(1)(2 12 7 13 11 6 4)(3)(5 10 8)(9 16 15)(14 19 17)(18 22 20)(21)
3: (2 12 4)

(0)(1)(2)(3)(4 7 13 11 6)(5 10 8)(9 16 15)(12)(14 19 17)(18 22 20)(21)
4: (6 13 11)

(0)(1)(2)(3)(4 7 13)(5 10 8)(6)(9 16 15)(11)(12)(14 19 17)(18 22 20)(21)