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A018141 Powers of fifth root of 10 rounded down. 1
1, 1, 2, 3, 6, 10, 15, 25, 39, 63, 100, 158, 251, 398, 630, 1000, 1584, 2511, 3981, 6309, 10000, 15848, 25118, 39810, 63095, 100000, 158489, 251188, 398107, 630957, 1000000, 1584893, 2511886, 3981071, 6309573 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

Also, number of powers of 5 <= 10^k, with k=0, 1, 2, ... - Paolo P. Lava, Jun 23 2014

LINKS

Harvey P. Dale, Table of n, a(n) for n = 0..1000

MATHEMATICA

Floor[(10^(1/5))^Range[0, 40]] (* Harvey P. Dale, Sep 24 2012 *)

CROSSREFS

Sequence in context: A320597 A227566 A280421 * A178659 A268064 A077011

Adjacent sequences: A018138 A018139 A018140 * A018142 A018143 A018144

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified December 4 09:27 EST 2022. Contains 358556 sequences. (Running on oeis4.)