A018042 Powers of cube root of 23 rounded down.

1, 2, 8, 23, 65, 186, 529, 1504, 4278, 12167, 34601, 98401, 279841, 795830, 2263236, 6436343, 18304103, 52054435, 148035889, 420994376, 1197252006, 3404825447, 9682870660, 27536796142, 78310985281, 222706025200, 633346311281, 1801152661463, 5122238579606

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn

Links

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

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), 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), this sequence (k=23), A018045 (k=24).

Programs

Magma

[Floor(23^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 07 2014

Mathematica

Table[Floor[23^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 07 2014 *)

PARI

a(n)=sqrtnint(23^n,3) \\ Charles R Greathouse IV, Nov 01 2016

Extensions

More terms from Vincenzo Librandi, Jan 07 2014