cluster     1   number of spheres in cluster    20
    1  24.32200  -2.06800  14.12600   0.700    1                                
    2  25.06000   1.46700  14.94800   0.700    2                                
    3  22.73500  -2.95000  12.40400   0.700    3                                
    4  24.20200  -0.79300  14.95700   0.700    4                                
    5  23.77400   2.07100  14.35800   0.700    5                                
    6  22.54400   1.21200  14.74800   0.700    6                                
    7  22.79300  -0.30400  14.53500   0.700    7                                
    8  21.96700  -2.69700  11.09700   0.700    8                                
    9  21.52800  -4.06000  10.59500   0.700    9                                
   10  24.57900  -1.30200  11.68500   0.700   10                                
   11  23.57200  -1.72800  12.81200   0.700   11                                
   12  20.77600  -1.88100  11.35300   0.700   12                                
   13  23.88000   2.15700  12.92000   0.700   13                                
   14  21.34900   1.62100  14.01300   0.700   14                                
   15  22.41600  -4.94300  10.48500   0.700   15                                
   16  25.25100  -2.21500  11.14400   0.700   16                                
   17  20.31300  -4.20500  10.35100   0.700   17                                
   18  24.66500  -0.08900  11.39900   0.700   18                                
   19  25.25100   0.09100  14.50800   0.700   19                                
   20  22.66600  -0.61900  13.12000   0.700   20