cp's OEIS Frontend

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.

A088112 Perfect powers whose digit reversal is prime.

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%I A088112 #12 Sep 22 2024 17:58:17
%S A088112 16,32,125,128,196,361,784,1024,1369,1444,1600,1681,3844,7225,7921,
%T A088112 9025,9409,11236,14161,18496,19321,19600,36100,37249,38416,70756,
%U A088112 73441,75076,76729,78400,78961,97969,99856,102400,105625,107584,109561,111556
%N A088112 Perfect powers whose digit reversal is prime.
%C A088112 Conjectures: (1) Sequence is infinite. (2) For every n there are infinitely many members of the form k^n.
%H A088112 Harvey P. Dale, <a href="/A088112/b088112.txt">Table of n, a(n) for n = 1..471</a> (no further terms through 32 million)
%t A088112 Select[Range[120000],GCD@@FactorInteger[#][[All,2]]>1 && PrimeQ[ IntegerReverse[ #]]&] (* Requires Mathematica version 10 or later *) (* _Harvey P. Dale_, May 03 2018 *)
%Y A088112 Intersection of A001597 and A095179.
%K A088112 base,nonn
%O A088112 1,1
%A A088112 _Amarnath Murthy_, Sep 25 2003
%E A088112 Corrected and extended by _Ray Chandler_, Oct 14 2003
%E A088112 Offset changed by _Andrew Howroyd_, Sep 22 2024