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A129914 Irregular square reversible numbers. Numbers which when squared and written backwards give a square again, but don't satisfy reverse(n^2) = reverse(n)^2. 1

%I #10 May 22 2022 00:01:28

%S 26,33,99,260,264,307,330,836,990,2285,2600,2636,2640,3070,3168,3300,

%T 6501,8360,9900,20508,21468,22850,22865,24846,26000,26360,26400,30693,

%U 30700,31680,33000,65010

%N Irregular square reversible numbers. Numbers which when squared and written backwards give a square again, but don't satisfy reverse(n^2) = reverse(n)^2.

%H Jon E. Schoenfield, <a href="/A129914/b129914.txt">Table of n, a(n) for n = 1..321</a> (all terms < 10^9).

%H <a href="/index/Sq#sqrev">Index entry for sequences related to reversing digits of squares</a>

%e 33^2 = 1089 reversed is 9801 = 99^2.

%Y Cf. A102859, A002942.

%K base,easy,nonn

%O 1,1

%A Robert J. Lemke Oliver (lemkeoliver(AT)gmail.com), Jun 05 2007

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Last modified April 17 23:23 EDT 2024. Contains 371767 sequences. (Running on oeis4.)