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 A017982 Powers of cube root of 3 rounded down. 21
 1, 1, 2, 3, 4, 6, 9, 12, 18, 27, 38, 56, 81, 116, 168, 243, 350, 505, 729, 1051, 1516, 2187, 3154, 4549, 6561, 9462, 13647, 19683, 28387, 40942, 59049, 85163, 122826, 177147, 255490, 368480, 531441, 766470, 1105441, 1594323, 2299411, 3316325, 4782969, 6898234 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..200 MATHEMATICA Table[Floor[3^(n/3)], {n, 0, 50}] (* Vincenzo Librandi, Jan 06 2014 *) PROG (MAGMA) [Floor(3^(n/3)): n in [0..50]]; // Vincenzo Librandi, Jan 06 2014 CROSSREFS Cf. sequences of the type: Powers of cube root of (k) rounded down A017979 (k=2), this sequence (k=3), A017985 (k=4), A017988 (k=5), A017991 (k=6), A017994 (k=7), A018000 (k=9), A018003 (k=10), A018006 (k=11), A018009 (k=12), A018012 (k=13), A018015 (k=14), A018018 (k=15),  A018021 (k=16), A018024 (k=17), A018027 (k=18), A018030 (k=19), A018033 (k=20), A018036 (k=21), A018039 (k=22), A018042 (k=23), A018045 (k=24). Sequence in context: A018287 A199014 A017823 * A139076 A126011 A018256 Adjacent sequences:  A017979 A017980 A017981 * A017983 A017984 A017985 KEYWORD nonn AUTHOR EXTENSIONS More terms from Vincenzo Librandi, Jan 06 2014 STATUS approved

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Last modified August 25 03:10 EDT 2019. Contains 326318 sequences. (Running on oeis4.)