cluster     1   number of spheres in cluster    21
    1  14.57500  17.86500  14.00900   0.700    1                                
    2  14.81200  16.00000  15.49900   0.700    2                                
    3  15.10300  18.71100  14.96800   0.700    3                                
    4  15.34500  16.85600  16.46900   0.700    4                                
    5  13.29800  18.28500  21.41800   0.700    5                                
    6  13.72600  19.27200  20.38700   0.700    6                                
    7  12.43800  18.92800  22.45900   0.700    7                                
    8  13.83500  15.57800  13.20600   0.700    8                                
    9  15.95100  19.09600  17.18800   0.700    9                                
   10  12.95900  16.37100  12.27100   0.700   10                                
   11  14.41700  16.49400  14.26600   0.700   11                                
   12  14.77300  18.73000  19.41600   0.700   12                                
   13  14.95800  19.68900  18.23400   0.700   13                                
   14  10.93900  18.15100  24.25500   0.700   14                                
   15  16.04300  18.54100  20.10200   0.700   15                                
   16  10.86200  19.38500  24.76000   0.700   16                                
   17  10.25800  17.16000  24.81600   0.700   17                                
   18  11.67600  17.91900  23.17800   0.700   18                                
   19  15.46800  18.19000  16.15800   0.700   19                                
   20  13.68300  19.85000  17.64400   0.700   20                                
   21  11.78400  16.64000  12.56800   0.700   21