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A018122
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Powers of fifth root of 3 rounded up.
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0
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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; internal format)
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OFFSET
| 0,2
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MATHEMATICA
| With[{fr=Power[3, (5)^-1]}, Table[Ceiling[fr^n], {n, 0, 45}]]
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PROG
| (MAGMA) [ Ceiling(3^(n/5)): n in [0..50] ];
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CROSSREFS
| Sequence in context: A120170 A136421 A016085 * A074732 A089046 A054911
Adjacent sequences: A018119 A018120 A018121 * A018123 A018124 A018125
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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EXTENSIONS
| Mathematica program provided by Harvey P. Dale, Nov. 22, 2010
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