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A292573 Least Lucas-Carmichael number whose Dedekind psi value is an n-th power. 3

%I #19 May 11 2024 12:00:15

%S 399,935,8855,935,191807,31535,2376401921999,287432495,3512071871,

%T 443155187061431999,269174015,7187117143679,13153784862132539999,

%U 16794805460009764607,12239445970372607,308403604421150344874999,1940371455953001599,22735742424704664191,193426182224210221055,2674275760170030054482343935

%N Least Lucas-Carmichael number whose Dedekind psi value is an n-th power.

%C There are no other terms below 10^12.

%H Max Alekseyev, <a href="/A292573/b292573.txt">Table of n, a(n) for n = 1..40</a>

%e psi(8855) = 24^3 while the psi values of smaller Lucas-Carmichael numbers are not cubes, therefore a(3) = 8855.

%Y Cf. A001615, A006972, A290805, A292571, A292572.

%K nonn

%O 1,1

%A _Amiram Eldar_, Sep 19 2017

%E a(7),a(10),a(12)-a(26) from _Max Alekseyev_, May 01 2024

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Last modified May 26 08:09 EDT 2024. Contains 372807 sequences. (Running on oeis4.)