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 A205593 a(2) = 0, a(3k) = a(3k+1) = a(2k), a(3k+2) = a(2k+1) + 1 for k >= 1. 6
 0, 0, 0, 1, 0, 0, 2, 0, 0, 1, 2, 2, 1, 0, 0, 2, 2, 2, 3, 1, 1, 1, 0, 0, 3, 2, 2, 3, 3, 3, 2, 1, 1, 2, 0, 0, 1, 3, 3, 3, 2, 2, 4, 3, 3, 4, 2, 2, 2, 1, 1, 3, 0, 0, 1, 1, 1, 4, 3, 3, 4, 2, 2, 3, 4, 4, 4, 3, 3, 5, 2, 2, 3, 2, 2, 2, 1, 1, 4, 0, 0, 1, 1, 1, 2, 1, 1, 5 (list; graph; refs; listen; history; text; internal format)
 OFFSET 2,7 LINKS Joseph Myers, Table of n, a(n) for n = 2..1000 2011/12 British Mathematical Olympiad Round 2, Problem 2. FORMULA a(n) = log_2(A205592(n)). CROSSREFS Cf. A205591, A205592, A205594, A205595, A205596. Sequence in context: A325406 A257900 A039971 * A277937 A334913 A112020 Adjacent sequences:  A205590 A205591 A205592 * A205594 A205595 A205596 KEYWORD easy,nonn AUTHOR Joseph Myers, Jan 29 2012 STATUS approved

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Last modified May 13 19:36 EDT 2021. Contains 343868 sequences. (Running on oeis4.)