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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.

A336119 Numbers k such that A122111(k) [the conjugated prime factorization of k] is a square or twice a square.

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%I A336119 #13 Jul 17 2020 22:57:19
%S A336119 1,2,3,5,7,9,11,13,15,17,19,21,23,27,29,31,33,37,39,41,43,45,47,49,51,
%T A336119 53,57,59,61,63,67,69,71,73,77,79,81,83,87,89,91,93,97,99,101,103,107,
%U A336119 109,111,113,117,119,123,127,129,131,133,135,137,139,141,147,149,151,153,157,159,161,163,167,169,171,173
%N A336119 Numbers k such that A122111(k) [the conjugated prime factorization of k] is a square or twice a square.
%C A336119 Sequence A122111(A028982(k)), k >= 1, sorted into ascending order.
%o A336119 (PARI) isA336119(n) = (A335909(n)); \\ See code in A335909.
%Y A336119 Cf. A000040, A066207 (subsequences), A335909 (characteristic function).
%Y A336119 Cf. A028982, A031215, A031368, A053866, A122111.
%Y A336119 Positions of odd terms in A323173, positions of zeros in A336120 and A336121, positions of ones in A336312.
%K A336119 nonn
%O A336119 1,2
%A A336119 _Antti Karttunen_, Jul 14 2020