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A018122 Powers of fifth root of 3 rounded up. 0
1, 2, 2, 2, 3, 3, 4, 5, 6, 8, 9, 12, 14, 18, 22, 27, 34, 42, 53, 66, 81, 101, 126, 157, 196, 243, 303, 378, 470, 586, 729, 909, 1132, 1410, 1756, 2187, 2725, 3394, 4228, 5267, 6561, 8174, 10182, 12684, 15801, 19683 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..45.

MATHEMATICA

With[{fr=Power[3, (5)^-1]}, Table[Ceiling[fr^n], {n, 0, 45}]] (* Harvey P. Dale, Nov 22 2010 *)

PROG

(MAGMA) [ Ceiling(3^(n/5)): n in [0..50] ];

CROSSREFS

Sequence in context: A274159 A239905 A016085 * A074732 A089046 A054911

Adjacent sequences:  A018119 A018120 A018121 * A018123 A018124 A018125

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified May 26 21:55 EDT 2018. Contains 304645 sequences. (Running on oeis4.)