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

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

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

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

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