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

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

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

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

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