cluster     1   number of spheres in cluster    18
    1  22.49800  14.55700  51.08500   0.700    1                                
    2  19.68400  11.68500  52.81300   0.700    2                                
    3  19.67500  13.70800  54.35900   0.700    3                                
    4  21.08200  12.26500  51.30800   0.700    4                                
    5  21.95400  12.42500  50.21000   0.700    5                                
    6  21.00700  13.33100  52.22500   0.700    6                                
    7  19.00400  15.02800  53.94700   0.700    7                                
    8  18.55900  15.86300  55.16800   0.700    8                                
    9  17.87800  17.19100  54.75100   0.700    9                                
   10  22.14200  11.51300  49.25700   0.700   10                                
   11  22.66400  13.60200  50.12700   0.700   11                                
   12  21.69300  14.50900  52.16800   0.700   12                                
   13  20.23600  11.23800  51.70100   0.700   13                                
   14  20.09700  12.93600  53.18400   0.700   14                                
   15  17.86100  14.74400  53.15600   0.700   15                                
   16  19.67200  16.18500  55.99700   0.700   16                                
   17  17.00400  17.66400  55.53500   0.700   17                                
   18  18.23300  17.70800  53.65700   0.700   18