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A018141
Powers of fifth root of 10 rounded down.
3
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
OFFSET
0,3
LINKS
MATHEMATICA
Floor[(10^(1/5))^Range[0, 40]] (* Harvey P. Dale, Sep 24 2012 *)
PROG
(PARI) a(n) = sqrtnint(10^n, 5); \\ Michel Marcus, Jun 26 2024
CROSSREFS
Sequence in context: A227566 A280421 A369425 * A178659 A268064 A077011
KEYWORD
nonn
AUTHOR
STATUS
approved