cluster     1   number of spheres in cluster    13
    1  18.39500  24.61800  19.61700   0.700    1                                
    2  19.16400  25.80800  19.64500   0.700    2                                
    3  17.13700  24.59300  18.98800   0.700    3                                
    4  18.71100  27.01300  19.02400   0.700    4                                
    5  16.70600  25.78600  18.40700   0.700    5                                
    6  17.45300  26.98900  18.40000   0.700    6                                
    7  16.85700  28.15400  17.66400   0.700    7                                
    8  15.45200  28.56400  18.08100   0.700    8                                
    9  17.40000  28.62200  16.30200   0.700    9                                
   10  14.71600  28.85400  17.07200   0.700   10                                
   11  17.50400  29.92700  16.01000   0.700   11                                
   12  15.20200  28.73600  19.20400   0.700   12                                
   13  17.55500  27.76400  15.59800   0.700   13