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

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

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

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

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