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

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

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

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

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