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A018015 Powers of cube root of 14 rounded down. 21
1, 2, 5, 14, 33, 81, 196, 472, 1138, 2744, 6613, 15939, 38416, 92588, 223150, 537824, 1296232, 3124104, 7529536, 18147252, 43737461, 105413504, 254061541, 612324458, 1475789056, 3556861576, 8572542414, 20661046784, 49796062076, 120015593799, 289254654976 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
MATHEMATICA
Table[Floor[14^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 06 2014 *)
Floor[Surd[14, 3]^Range[0, 30]] (* Harvey P. Dale, Apr 01 2019 *)
PROG
(Magma) [Floor(14^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 06 2014
(PARI) a(n)=sqrtnint(14^n, 3) \\ Charles R Greathouse IV, Feb 02 2017
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), A018012 (k=13), this sequence (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: A125615 A096772 A090803 * A080039 A344236 A265226
KEYWORD
nonn
AUTHOR
EXTENSIONS
More terms from Vincenzo Librandi, Jan 06 2014
STATUS
approved

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Last modified March 29 07:27 EDT 2024. Contains 371265 sequences. (Running on oeis4.)