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

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

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

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

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