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 A376858 #9 Oct 10 2024 18:07:52 %S A376858 1,2,3,4,5,6,7,8,9,10,11,12,14,15,16,18,20,21,22,24,25,27,28,30,32,33, %T A376858 35,36,40,42,44,45,48,49,50,54,55,56,60,63,64,66,70,72,75,77,80,81,84, %U A376858 88,90,96,98,99,100,101,105,108,110,112,120,121,125,126,128,131,132,135,140 %N A376858 Fixed points of A071786. %C A376858 First differs from A033620 at n = 139. In the present sequence a(139) = 403 = 13 * 31: 13 and 31 are the reversals of each other but neither is a palindrome, so 403 is not in A033620. %H A376858 Paolo Xausa, <a href="/A376858/b376858.txt">Table of n, a(n) for n = 1..10000</a> %t A376858 A376858Q[k_] := k == Times @@ (IntegerReverse[#1]^#2 & @@@ FactorInteger[k]); %t A376858 Select[Range[200], A376858Q] %Y A376858 Cf. A071786. Supersequence of A033620. %K A376858 nonn,base %O A376858 1,2 %A A376858 _Paolo Xausa_, Oct 07 2024