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

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

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

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

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