(0 21 3)(1 20 2)(4 22 19 16 5)(6 10 8)(7 14 12)(9 17 11)(13 18 15)
ALLOWS (11/8)-SEQUENCE
1: (2 17 20)

(0 21 3)(1 20 11 9 17)(2)(4 22 19 16 5)(6 10 8)(7 14 12)(13 18 15)
2: (16 22 19)

(0 21 3)(1 20 11 9 17)(2)(4 22 5)(6 10 8)(7 14 12)(13 18 15)(16)(19)
3: (0 21 3)

(0)(1 20 11 9 17)(2)(3)(4 22 5)(6 10 8)(7 14 12)(13 18 15)(16)(19)(21)
4: (1 20 11)

(0)(1 9 17)(2)(3)(4 22 5)(6 10 8)(7 14 12)(11)(13 18 15)(16)(19)(20)(21)