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 A325339 #6 Apr 22 2019 14:27:15 %S A325339 1,2,2,3,2,5,2,4,3,6,2,8,2,6,5,5,2,9,2,8,5,6,2,11,3,6,4,8,2,17,2,6,6, %T A325339 6,5,14,2,6,6,11,2,17,2,9,8,6,2,15,3,10,6,9,2,13,5,11,6,6,2,26,2,6,8, %U A325339 7,5,18,2,10,6,17,2,18,2,6,9,10,5,19,2,14,5 %N A325339 Number of divisors of n^3 that are <= n. %H A325339 Clark Kimberling, <a href="/A325339/b325339.txt">Table of n, a(n) for n = 1..10000</a> %e A325339 a(10) counts these 6 divisors: 1,2,4,5,8,10. %t A325339 Table[Length[Select[Divisors[n^3], # <= n &]], {n, 1, 120}] %o A325339 (PARI) a(n) = sumdiv(n^3, d, d <= n); \\ _Michel Marcus_, Apr 22 2019 %Y A325339 Cf. A000578, A048785. %K A325339 nonn,easy %O A325339 1,2 %A A325339 _Clark Kimberling_, Apr 21 2019