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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

Vincenzo Librandi, Table of n, a(n) for n = 0..200

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 A265226 A299164

Adjacent sequences:  A018012 A018013 A018014 * A018016 A018017 A018018

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

EXTENSIONS

More terms from Vincenzo Librandi, Jan 06 2014

STATUS

approved

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Last modified October 18 10:59 EDT 2019. Contains 328147 sequences. (Running on oeis4.)