cluster     1   number of spheres in cluster    18
    1  33.90400  25.35200  30.16300   0.700    1                                
    2  32.13000  19.34800  27.62700   0.700    2                                
    3  32.27500  20.80700  27.35700   0.700    3                                
    4  32.35000  20.98300  25.80500   0.700    4                                
    5  32.60200  22.48000  25.44100   0.700    5                                
    6  33.87500  23.01800  26.11500   0.700    6                                
    7  33.17900  23.68600  28.56200   0.700    7                                
    8  35.27600  23.88300  28.97100   0.700    8                                
    9  33.89700  22.67100  27.64200   0.700    9                                
   10  35.25300  22.93900  28.05100   0.700   10                                
   11  34.08900  24.37300  29.30300   0.700   11                                
   12  33.36900  18.74600  27.35500   0.700   12                                
   13  31.15100  20.57500  25.21000   0.700   13                                
   14  32.75100  22.62500  24.04400   0.700   14                                
   15  33.96400  24.40800  25.89900   0.700   15                                
   16  31.94400  23.82700  28.61800   0.700   16                                
   17  36.30000  24.28400  29.48800   0.700   17                                
   18  33.50200  21.28600  27.95700   0.700   18