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

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

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

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

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