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 A329199 a(n) = round(log_3(n)). 1
 0, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,6 LINKS PROG (PARI) apply( A329199(n)=log(n)\/log(3), [1..130]) CROSSREFS Cf. A062153 (floor log_3), A000523 (floor log_2), A004257 (round log_2), A029837 (ceiling log_2), A329194 (log_3(n^2)). Sequence in context: A085576 A108622 A112348 * A262303 A127321 A111897 Adjacent sequences:  A329196 A329197 A329198 * A329200 A329201 A329202 KEYWORD nonn AUTHOR M. F. Hasler, Nov 07 2019 STATUS approved

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Last modified May 28 17:37 EDT 2020. Contains 334684 sequences. (Running on oeis4.)