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 A075035 #25 Jul 10 2020 12:53:11 %S A075035 20,32,44,56,80,84,92,104,116,140,170,176,200,212,216,224,230,242,260, %T A075035 296,300,324,332,344,374,380,392,434,440,444,464,476,500,506,512,560, %U A075035 594,602,608,620,632,644,650,696,704,714,715,716,740,776,800,804,836 %N A075035 Numbers n such that tau(n) >= tau(n+1) >= tau(n+2) >= tau(n+3) where tau(n) = number of divisors of n. %H A075035 Harvey P. Dale, <a href="/A075035/b075035.txt">Table of n, a(n) for n = 1..10000</a> %t A075035 Position[Partition[DivisorSigma[0,Range[900]],4,1],_?(Max[ Differences[ #]]< 1&),1,Heads->False]//Flatten (* _Harvey P. Dale_, Sep 05 2019 *) %o A075035 (Python) %o A075035 from sympy import divisor_count as tau %o A075035 [n for n in range(1,901) if tau(n) >= tau(n+1) >= tau(n+2) >= tau(n+3)] # _Karl V. Keller, Jr._, Jul 10 2020 %Y A075035 Cf. A075032, A075033, A075034. %K A075035 nonn %O A075035 1,1 %A A075035 _Amarnath Murthy_, Sep 02 2002 %E A075035 More terms from _Benoit Cloitre_, Sep 07 2002