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 A047700 #19 Jun 13 2025 10:46:56 %S A047700 5,8,11,13,14,16,17,19,20,21,22,23,24,25,26,27,28,29,30,31,32,34,35, %T A047700 36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58, %U A047700 59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79 %N A047700 Numbers that are the sum of 5 positive squares. %C A047700 Complement of A047701. %H A047700 David A. Corneth, <a href="/A047700/b047700.txt">Table of n, a(n) for n = 1..10000</a> %H A047700 <a href="/index/Su#ssq">Index entries for sequences related to sums of squares</a> %H A047700 <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (2,-1). %F A047700 a(n) = n + 12 for n >= 22. - _David A. Corneth_, Aug 04 2020 %e A047700 From _David A. Corneth_, Aug 04 2020: (Start) %e A047700 2009 is in the sequence as 2009 = 18^2 + 18^2 + 18^2 + 19^2 + 26^2. %e A047700 2335 is in the sequence as 2335 = 19^2 + 19^2 + 20^2 + 22^2 + 27^2. %e A047700 3908 is in the sequence as 3908 = 24^2 + 24^2 + 26^2 + 28^2 + 36^2. (End) %Y A047700 Cf. A000414, A003328, A047701, A294675, A344795, A344805. %K A047700 nonn,easy %O A047700 1,1 %A A047700 Arlin Anderson (starship1(AT)gmail.com)