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

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

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

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

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