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 A178859 #18 Feb 16 2025 08:33:12 %S A178859 1,2,3,4,5,6,7,8,9,10,12,14,15,18,20,21,24,27,28,30,35,36,40,42,45,54, %T A178859 56,60,63,70,72,84,90,105,108,120,126,135,140,168,180,189,210,216,252, %U A178859 270,280,315,360,378,420,504,540,630,756,840,945,1080,1260,1512,1890 %N A178859 Divisors of 7560. %C A178859 7560 is a highly composite number: A002182(20)=7560. %C A178859 The sequence is finite with A002183(20)=64 terms: a(64)=7560. %C A178859 Its primorial factorization is 6^2 * 210 and its representing polynomial p(x) of degree 6 with x=2 is x^6 + 18x^5 + 118x^4 + 348x^3 + 457x^2 + 210x. - _Carlos Eduardo Olivieri_, May 02 2015 %H A178859 R. Zumkeller, <a href="/A178859/b178859.txt">Table of n, a(n) for n = 1..64</a> (complete sequence) %H A178859 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/HighlyCompositeNumber.html">Highly Composite Number</a> %H A178859 Wikipedia, <a href="http://en.wikipedia.org/wiki/Highly_composite_number">Highly composite number</a> %H A178859 <a href="/index/Di#divisors">Index entries for sequences related to divisors of numbers</a> %t A178859 Divisors[7560] (* _Carlos Eduardo Olivieri_, May 02 2015 *) %o A178859 (PARI) divisors(7560) \\ _M. F. Hasler_, Feb 14 2013 %Y A178859 Cf. A018253, A018256, A018261, A018266, A018293, A018321, A018350, A018412, A018609, A018676, A178877, A178878, A165412, A178858, A178860, A178861, A178862, A178863, A178864. %K A178859 fini,nonn,easy,full %O A178859 1,2 %A A178859 _Reinhard Zumkeller_, Jun 21 2010