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 A091269 a(n) = length of longest prefix of binary representation of n that is also a suffix of that of n+1. 2
 0, 0, 1, 0, 1, 2, 2, 0, 1, 2, 1, 0, 1, 3, 3, 0, 1, 2, 1, 3, 3, 2, 1, 0, 1, 0, 2, 0, 1, 4, 4, 0, 1, 2, 1, 3, 1, 2, 1, 0, 1, 4, 1, 0, 3, 2, 1, 0, 1, 0, 2, 0, 1, 3, 2, 0, 1, 0, 2, 0, 1, 5, 5, 0, 1, 2, 1, 3, 1, 2, 1, 4, 4, 2, 1, 3, 1, 2, 1, 0, 1, 2, 1, 5, 5, 2, 1, 0, 1, 2, 4, 0, 3, 2, 1, 0, 1, 0, 2, 0, 1, 3 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,6 COMMENTS a(A091270(n)) = n and a(m) < n for m < A091270(n). LINKS Eric Weisstein's World of Mathematics, Binary CROSSREFS Cf. A007088. Sequence in context: A122190 A237291 A146093 * A287455 A216789 A097951 Adjacent sequences:  A091266 A091267 A091268 * A091270 A091271 A091272 KEYWORD nonn,base AUTHOR Reinhard Zumkeller, Dec 27 2003 STATUS approved

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Last modified January 23 22:36 EST 2020. Contains 331177 sequences. (Running on oeis4.)