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

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

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

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

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