(1s4s) 3 S Z= 4 Be 2+
Table 1. Novikov N.V. // Wave Function Value Database http://cdfe.sinp.msu.ru/services/wftables/
| j | R n1,l1 (α1,r) | R n2,l2 (α2,r) | g | ||
| n1 l1 | α1 | n2 l2 | α2 | ||
| 1 | 1s | 4.0000 | 4s | 3.2364 | .9924421420405781E+00 |
| 2 | 1s | 4.0000 | 1s | 4.0000 | -.2026545681697702E-01 |
| 3 | 1s | 1.8243 | 1s | 4.0697 | .9161115157532081E-01 |
| 4 | 1s | 1.8243 | 1s | 1.8243 | -.7241006575982001E-01 |
| 5 | 2p | 5.9829 | 3p | 8.9745 | .2916159297539467E-02 |
| 6 | 2p | 5.9829 | 2p | 5.9829 | .1190563809354851E-02 |
| 7 | 1s | 4.0000 | 2s | 3.3050 | -.7387500921159820E-01 |
| 8 | 3d | 12.1248 | 4d | 16.1891 | .1735006303840831E-03 |
| 9 | 3d | 12.1248 | 3d | 12.1248 | .6164348970320844E-04 |
| 10 | 1s | 4.0000 | 3s | 3.2774 | -.4348283197801917E-01 |
Energy= -8.30024668 a.u.