           1           2  0.923390975579025     
           2           3  0.923389188780047     
           2           4  0.920278786694523     
           2           5  0.958100112262997     
           5           6   1.33868210155219     
           6           7   1.52829905104852     
           7           8   1.24823271897649     
           5           9   1.47634580592633     
           7           9  0.151874082510882     
           8           9   1.22355717546388     
           6          10  0.976484037738421     
           7          11  0.974548465956431     
           8          12  0.906060829437820     
