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A050624 Let b(n) = A050623(n) = smallest n-digit number divisible by 3^n; sequence gives b(n)/3^n. 1
1, 2, 4, 13, 42, 138, 458, 1525, 5081, 16936, 56451, 188168, 627226, 2090752, 6969172, 23230574, 77435244, 258117480, 860391598, 2867971991, 9559906636, 31866355454, 106221184845, 354070616148, 1180235387158, 3934117957192 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..26.

FORMULA

ceiling(10^(n-1)/3^n). - Vladeta Jovovic, Feb 14 2003

CROSSREFS

Cf. A050623.

Sequence in context: A087214 A243107 A002771 * A135501 A001548 A193057

Adjacent sequences:  A050621 A050622 A050623 * A050625 A050626 A050627

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Jun 15 1999.

EXTENSIONS

More terms from Erich Friedman, Feb 19 2000

STATUS

approved

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Last modified December 20 22:24 EST 2014. Contains 252289 sequences.