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

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

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

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

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