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 A046370 #11 Aug 14 2024 13:12:28 %S A046370 16,24,36,40,54,56,60,81,84,88,90,100,126,132,135,140,150,189,196,198, %T A046370 210,220,225,250,294,297,308,315,330,350,375,441,462,484,490,495,525, %U A046370 550,625,686,693,726,735,770,808,825,875,1029,1048,1078,1089,1155,1208 %N A046370 Numbers with exactly 4 palindromic prime factors (counted with multiplicity). %H A046370 Andrew Howroyd, <a href="/A046370/b046370.txt">Table of n, a(n) for n = 1..1000</a> %Y A046370 Intersection of A033620 and A014613. %Y A046370 Cf. A046402. %K A046370 nonn,base %O A046370 1,1 %A A046370 _Patrick De Geest_, Jun 15 1998 %E A046370 Offset changed by _Andrew Howroyd_, Aug 14 2024