   2   3    3.016029               14.952475                                 3He
   2   4    4.002603                2.515565                                 4He
   2   5    5.012223               11.386233                                 5He
   2   6    6.018889               17.595106                                 6He
   2   7    7.028020               26.101038                                 7He
   2   8    8.033921               31.598044                                 8He
   2   9    9.043950               40.939429                                 9He
   2  10   10.052398               48.809203                                10He
