cluster     1   number of spheres in cluster    18
    1  37.91900  23.65900  30.77100   0.700    1                                
    2  35.88700  26.48600  28.33900   0.700    2                                
    3  32.44200  19.64100  27.93100   0.700    3                                
    4  32.66500  21.05800  27.45700   0.700    4                                
    5  32.72200  21.20500  25.91800   0.700    5                                
    6  32.95500  22.66000  25.53700   0.700    6                                
    7  34.24700  23.14100  26.16200   0.700    7                                
    8  34.22100  22.93200  27.69900   0.700    8                                
    9  35.50000  23.33800  28.25200   0.700    9                                
   10  33.37200  18.77000  27.26200   0.700   10                                
   11  31.48300  20.76900  25.32300   0.700   11                                
   12  33.03600  22.72600  24.09300   0.700   12                                
   13  34.44000  24.56300  25.96400   0.700   13                                
   14  34.28200  24.57300  30.14100   0.700   14                                
   15  33.95400  21.51800  27.99400   0.700   15                                
   16  36.50200  23.53100  30.68600   0.700   16                                
   17  36.46300  25.47500  29.18500   0.700   17                                
   18  35.59800  24.25500  29.61100   0.700   18