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 A055409 #11 Sep 29 2019 13:11:58 %S A055409 1,11,396,5258,43154,241283,1053323,3813001,11887373,33107532, %T A055409 83570177,195642892,427116918,883782766,1736506732,3275680338, %U A055409 5938894018,10431199387,17749369808,29449543675,47615028191,75399727379 %N A055409 Number of points in N^10 of norm <= n. %H A055409 Andrew Howroyd, <a href="/A055409/b055409.txt">Table of n, a(n) for n = 0..500</a> %F A055409 a(n) = [x^(n^2)] (1 + theta_3(x))^10/(1024*(1 - x)), where theta_3() is the Jacobi theta function. - _Ilya Gutkovskiy_, Apr 15 2018 %Y A055409 Column k=10 of A302998. %K A055409 nonn %O A055409 0,2 %A A055409 _David W. Wilson_