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 A229766 Odd numbers whose square's binary reversal is also a square. 2
 1, 3, 4523, 11991, 18197, 66075, 72225, 141683, 1092489, 3168099, 6001209, 6226335, 6435309, 12489657, 17906499, 50429883, 51928701, 68301841, 295742437, 390117873, 542959199, 554456167, 566494057 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS A003166 is a subsequence, except A003166(1)=0. All odd numbers n such that A068527(A030101(n^2)) = 0. - Antti Karttunen, Dec 20 2013 LINKS FORMULA a(n) = sqrt(A229687(n)). PROG (Scheme, with Antti Karttunen's IntSeq-library) (define A229766 (MATCHING-POS 1 1 (lambda (n) (and (odd? n) (zero? (A068527 (A030101 (* n n)))))))) CROSSREFS Cf. A000290, A003166, A030101, A068527, A229687. Sequence in context: A136544 A024048 A094319 * A003166 A251603 A168556 Adjacent sequences:  A229763 A229764 A229765 * A229767 A229768 A229769 KEYWORD nonn,base AUTHOR Alex Ratushnyak, Dec 19 2013 STATUS approved

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Last modified September 20 02:19 EDT 2021. Contains 347577 sequences. (Running on oeis4.)