cluster     1   number of spheres in cluster    20
    1  26.89300  36.09800  39.66300   0.700    1                                
    2  28.25900  35.72000  41.79800   0.700    2                                
    3  25.71900  36.07100  40.47000   0.700    3                                
    4  27.04600  35.69400  42.59900   0.700    4                                
    5  32.75900  37.33300  36.07700   0.700    5                                
    6  33.32100  35.55500  37.78300   0.700    6                                
    7  30.44900  35.03400  40.04100   0.700    7                                
    8  28.13900  35.91900  40.36800   0.700    8                                
    9  25.82500  35.87700  41.85700   0.700    9                                
   10  33.64400  36.37300  36.66200   0.700   10                                
   11  31.46200  37.51700  36.61800   0.700   11                                
   12  32.00600  35.71800  38.35600   0.700   12                                
   13  29.47900  35.93700  39.56900   0.700   13                                
   14  31.09700  36.69000  37.77100   0.700   14                                
   15  29.74000  36.84700  38.37600   0.700   15                                
   16  24.61800  35.86400  42.55100   0.700   16                                
   17  34.92200  36.19800  36.12900   0.700   17                                
   18  30.58300  38.43400  36.08400   0.700   18                                
   19  28.89700  37.64300  37.95500   0.700   19                                
   20  31.73100  34.90800  39.44300   0.700   20