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

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

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

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

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