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

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

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

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

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