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%I #9 Oct 10 2024 18:07:52
%S 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 35,36,40,42,44,45,48,49,50,54,55,56,60,63,64,66,70,72,75,77,80,81,84,
%U 88,90,96,98,99,100,101,105,108,110,112,120,121,125,126,128,131,132,135,140
%N Fixed points of A071786.
%C 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 Paolo Xausa, <a href="/A376858/b376858.txt">Table of n, a(n) for n = 1..10000</a>
%t A376858Q[k_] := k == Times @@ (IntegerReverse[#1]^#2 & @@@ FactorInteger[k]);
%t Select[Range[200], A376858Q]
%Y Cf. A071786. Supersequence of A033620.
%K nonn,base
%O 1,2
%A _Paolo Xausa_, Oct 07 2024