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A335792 Composite numbers k such that A335791(k) = k. 2


%S 4,8,16,21,22,25,32,44,62,64,88,95,124,125,169,176,185,248,289,299,

%T 341,352,475,485,496,682,703,704,901,925,992,1003,1027,1241,1363,1364,

%U 1469,1681,1817,1819,1843,1943,1984,2119,2197,2249,2375,2425,2599,2669,2728

%N Composite numbers k such that A335791(k) = k.

%C These composite numbers might be factored by considering other initial value or other polynomial than those used in A335791.

%H Rémy Sigrist, <a href="/A335792/b335792.txt">Table of n, a(n) for n = 1..10000</a>

%H Rémy Sigrist, <a href="/A335792/a335792.txt">C program for A335792</a>

%e The number 62 is composite and A335791(62) = 62, so 62 belongs to the sequence.

%o (C) See Links section.

%Y Cf. A335791.

%K nonn

%O 1,1

%A _Rémy Sigrist_, Jun 23 2020

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Last modified September 28 16:27 EDT 2021. Contains 347716 sequences. (Running on oeis4.)