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 A175116 #15 Jul 17 2019 07:36:37 %S A175116 96,105,165,216,280,315,345,357,408,465,522,552,561,616,624,640,696, %T A175116 744,760,837,861,885,920,924,945,990,1032,1056,1128,1185,1281,1302, %U A175116 1368,1386,1416,1464,1560,1640,1785,1830,1860,1905,1950,2037,2142,2184,2296 %N A175116 A positive integer k is included if d(k) = d(k+1) * d(k+2), where d(k) is the number of divisors of k. %C A175116 Terms calculated by _M. F. Hasler_. %H A175116 Amiram Eldar, <a href="/A175116/b175116.txt">Table of n, a(n) for n = 1..10000</a> %t A175116 Transpose[Select[Partition[Range[3000],3,1],DivisorSigma[0,First[#]]== DivisorSigma[0,Last[#]]DivisorSigma[0,#[[2]]]&]][[1]] (* _Harvey P. Dale_, Apr 08 2011 *) %Y A175116 Cf. A000005, A175115, A145470. %K A175116 nonn %O A175116 1,1 %A A175116 _Leroy Quet_, Feb 13 2010