%I A063493
%S A063493 1,16,70,189,399,726,1196,1835,2669,3724,5026,6601,8475,10674,13224,
%T A063493 16151,19481,23240,27454,32149,37351,43086,49380,56259,63749,71876,
%U A063493 80666,90145,100339,111274,122976,135471,148785,162944,177974,193901
%N A063493 (2*n-1)*(13*n^2-13*n+6)/6.
%D A063493 T. P. Martin, Shells of atoms, Phys. Reports, 273 (1996), 199-241, eq. 
               (10).
%H A063493 Harry J. Smith, <a href="b063493.txt">Table of n, a(n) for n=1,...,1000</
               a>
%o A063493 (PARI) { for (n=1, 1000, write("b063493.txt", n, " ", (2*n - 1)*(13*n^2 
               - 13*n + 6)/6) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), 
               Aug 23 2009]
%Y A063493 1/12*t*(2*n^3-3*n^2+n)+2*n-1 for t = 2, 4, 6, ... gives A049480, A005894, 
               A063488, A001845, A063489, A005898, A063490, A057813, A063491, A005902, 
               A063492, A005917, A063493, A063494, A063495, A063496.
%Y A063493 Sequence in context: A100186 A005906 A036660 this_sequence A027997 A146748 
               A029872
%Y A063493 Adjacent sequences: A063490 A063491 A063492 this_sequence A063494 A063495 
               A063496
%K A063493 nonn
%O A063493 1,2
%A A063493 N. J. A. Sloane (njas(AT)research.att.com), Aug 01 2001