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

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

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

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

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