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 A254651 Characteristic function of A254614, numbers that are either odd or evil (or both). 3
 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0 COMMENTS A254614 is the complement of A128309 (even odious numbers). A254379 is the characteristic function of A128309. LINKS Antti Karttunen, Table of n, a(n) for n = 0..65537 FORMULA a(n) = 1-A254379(n). EXAMPLE A254614 begins 0,1,3,5, hence this sequence begins 1,1,0,1,0,1. PROG (PARI) A254651(n) = bitor((n%2), !(hammingweight(n)%2)); \\ Antti Karttunen, Oct 01 2018 CROSSREFS Cf. A128309, A254377, A254379, A254614, A254655 (run lengths). Sequence in context: A065251 A039982 A267349 * A267579 A285414 A131372 Adjacent sequences:  A254648 A254649 A254650 * A254652 A254653 A254654 KEYWORD nonn AUTHOR Jeremy Gardiner, Feb 04 2015 EXTENSIONS Name amended by Antti Karttunen, Oct 01 2018 STATUS approved

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Last modified June 24 05:09 EDT 2021. Contains 345416 sequences. (Running on oeis4.)