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A292337 Numbers k such that k^2 divides 12^k + 1. 1

%I

%S 1,13,1027,468481,2890927,37009999,228383233,2126334691,104180336299,

%T 8230246567621,34238014256797,76626723259567,131147819778859,

%U 219609509027857,472852182249889,1033753383066391,2704803126286963,10360677762529861,16436880348770011,17349151213200703,81666517262244889,686779630199762359

%N Numbers k such that k^2 divides 12^k + 1.

%H Max Alekseyev, <a href="/A292337/b292337.txt">Table of n, a(n) for n = 1..29</a>

%Y Subsequence of A015961.

%Y Cf. A128405, A128685.

%K nonn

%O 1,2

%A _Max Alekseyev_, Sep 16 2017

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Last modified May 20 03:37 EDT 2022. Contains 353851 sequences. (Running on oeis4.)