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 A057907 #27 Feb 16 2025 08:32:43 %S A057907 1,2,3,4,5,7,8,9,10,11,12,14,15,16,17,18,19,21,22,23,24,25,26,28,29, %T A057907 30,31,33,35,36,37,38,40,42,43,44,45,47,49,50,51,52,54,55,56,57,59,61, %U A057907 62,63,64,66,68,70,71,73,74,75,77,78,80,81,82,85,87,88,89,92,93,94,96 %N A057907 Positive integers that are not the sum of precisely six positive cubes. %C A057907 It appears that this sequence has 492 terms, the last of which is 19202. - _T. D. Noe_, Dec 13 2006 %H A057907 T. D. Noe, <a href="/A057907/b057907.txt">Table of n, a(n) for n=1..492</a> %H A057907 Brennan Benfield and Oliver Lippard, <a href="https://arxiv.org/abs/2404.08193">Integers that are not the sum of positive powers</a>, arXiv:2404.08193 [math.NT], 2024. p. 4. %H A057907 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/CubicNumber.html">Cubic Number</a>. %t A057907 Select[ Range[100], Length[ Select[ PowersRepresentations[#, 6, 3], And @@ (Positive /@ #) &]] != 1 &] (* _Jean-François Alcover_, Oct 25 2012 *) %Y A057907 Numbers not in (complement of) A003329. %Y A057907 Cf. A048929 (numbers that are the sum of six positive cubes in exactly 1 way). %K A057907 nonn,fini %O A057907 1,2 %A A057907 _Eric W. Weisstein_