This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A210842 #18 Jun 25 2012 21:58:57 %S A210842 2,6,12,8,22,32,44,58 %N A210842 Number of states in the n-th shell of the nuclear shell model. %C A210842 Partial sums of the first seven terms give the "magic numbers" A018226. %C A210842 Also the partial sums of the first eight terms give the positive first eight terms of A162626 (and possibly more). %D A210842 M. Goeppert Mayer and J. Hans D. Jensen, Elementary Theory of Nuclear Shell Structure, J. Wiley and Sons, Inc. (1955). %D A210842 I. Talmi, Simple Models of Complex Nuclei, Hardwood Academic Publishers (1993). %Y A210842 Row sums of triangle A212122. %Y A210842 Cf. A018226, A130517, A162522, A162626, A162630, A212121, A212123, A212124, A213361-A213364. %K A210842 nonn,hard,more %O A210842 1,1 %A A210842 _Omar E. Pol_, Jun 04 2012