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

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

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

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

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