.5    116109.                2s2 2p3 2P               2s2 2p3 2P                      
    .5    913434.                2p5 2P                   2p5 2P                          
    .5   2161200.                2s2p3(5S)3d 4D           sp33d 4D                  
   1.5         0.                2s2 2p3 4S               2s2 2p3 4S                      
   1.5     75896.                2s2 2p3 2D               2s2 2p3 2D                      
   1.5    117149.                2s2 2p3 2P               2s2 2p3 2P                      
   1.5    905284.                2p5 2P                   2p5 2P                          
   1.5   1966000.   ?            2s2p3(5S)3s 4S           sp3 3s 4S                  
   1.5   2161200.                2s2p3(5S)3d 4D           sp33d 4D                  
   2.5     76481.                2s2 2p3 2D               2s2 2p3 2D                      
   2.5   2161200.                2s2p3(5S)3d 4D           sp33d 4D                  
   3.5   2161200.                2s2p3(5S)3d 4D           sp3 3d 4D