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

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

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

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

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