           1           2   1.02826289559744     
           2           3   1.56738117749943     
           3           4   1.18925639346394     
           4           5   1.31285274003970     
           5           6  0.999109267405230     
           5           7   1.44531858147489     
           7           8   1.40021726367571     
           5           9  0.106604723371006     
           8           9   1.46932235597955     
           4          10   1.27603264204393     
           9          10   1.34277806262647     
           2          11   1.17099919237629     
          10          11   1.11718630005526     
           1          12  0.982305651688916     
           1          13  0.972187361892771     
           1          14  0.972186910620355     
           7          15  0.972371678632617     
           8          16  0.973794399568375     
           9          17  0.974410724674228     
          11          18  0.912711905023027     
