           1           2   1.02856555327943     
           2           3   1.56034181414561     
           3           4   1.19137316958041     
           4           5   1.33870612873141     
           5           6   1.43815225266285     
           6           7  0.938884780169777     
           6           8   1.36132658521103     
           5           9  0.117765379522618     
           8           9   1.46791113083542     
           4          10   1.27058486526831     
           9          10   1.35419548750990     
           2          11   1.17541420403397     
           3          11  0.100864781617941     
          10          11   1.11151542298349     
           1          12  0.971887134328707     
           1          13  0.982319560677345     
           1          14  0.971887483837249     
           5          15  0.970465185799154     
           8          16  0.971239763877985     
           9          17  0.974087340105203     
          11          18  0.912686703355187     
