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 A018012 Powers of cube root of 13 rounded down. 21
 1, 2, 5, 13, 30, 71, 169, 397, 934, 2197, 5165, 12146, 28561, 67156, 157907, 371293, 873034, 2052795, 4826809, 11349443, 26686340, 62748517, 147542764, 346922420, 815730721, 1918055940, 4509991465, 10604499373, 24934727221, 58629889045, 137858491849 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..200 MATHEMATICA Floor[(Power[13, (3)^-1])^Range[0, 40]]  (* Harvey P. Dale, Mar 18 2011 *) Table[Floor[13^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 06 2014 *) PROG (MAGMA) [Floor(13^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 06 2014 CROSSREFS Cf. powers of cube root of k rounded down: A017979 (k=2), A017982 (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), this sequence (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: A184052 A295057 A309535 * A216684 A065377 A215215 Adjacent sequences:  A018009 A018010 A018011 * A018013 A018014 A018015 KEYWORD nonn AUTHOR EXTENSIONS More terms from Vincenzo Librandi, Jan 06 2014 STATUS approved

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Last modified October 19 23:44 EDT 2019. Contains 328244 sequences. (Running on oeis4.)