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

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

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

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

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