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 A097416 #7 Oct 22 2018 04:57:42 %S A097416 10,44,184,218,400,752,3040,3392,3748,12224,27904,49024,57856,61064, %T A097416 64594,196352,226304,253808,785920,954368,981520,1822720,3144704, %U A097416 12580864,14630912,15499264,15722528,16450240,16700300,31522816,50327552 %N A097416 Numbers n such that A076078(m)=n for some m, excluding powers of 2. %C A097416 A076078(n) equals the number of sets of distinct positive integers with a least common multiple of n. %H A097416 Charlie Neder, <a href="/A097416/b097416.txt">Table of n, a(n) for n = 1..1205</a> %t A097416 f[n_] := Block[{d = Divisors[n]}, Plus @@ (MoebiusMu[n/d](2^DivisorSigma[0, d] - 1))]; t = Union[ Table[ f[n], {n, 2^20}]]; Complement[ Take[t, 52], Table[2^i, {i, 0, 20}]] %Y A097416 Cf. A076078, A097215. %K A097416 nonn %O A097416 1,1 %A A097416 _Robert G. Wilson v_, Aug 17 2004