Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A138260
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A138260 Smallest positive integer m such that n divides [7^m/m] (=A129797(m)). +0
9
1, 2, 2, 2, 4, 2, 1, 2, 13, 4, 20, 2, 12, 11, 4, 11, 16, 13, 3, 4, 11, 20, 67, 2, 4, 12, 19, 11, 43, 4, 60, 13, 20, 16, 13, 13, 9, 3, 12, 4, 10, 11, 6, 20, 13, 67, 66, 11, 7, 4, 16, 12, 79, 19, 20, 11, 3, 43, 78, 4, 51, 60, 13, 17, 12, 20, 75, 16, 67, 13, 52, 13, 24, 9, 4, 6, 31, 12, 35 (list; graph; listen)
OFFSET

1,2

COMMENT

This sequence is well-defined.

LINKS

Romanian Master in Mathematics Contest, Bucharest, 2007, Problem 3

Problem 3, "Romanian Master in Mathematics" contest, Bucharest, 2007.

CROSSREFS

Cf. A129797, A138255, A138256, A138257, A138258, A138259, A138261, A138262, A138263.

Sequence in context: A071470 A104461 A084862 this_sequence A027387 A111735 A102298

Adjacent sequences: A138257 A138258 A138259 this_sequence A138261 A138262 A138263

KEYWORD

nonn

AUTHOR

Max Alekseyev (maxale(AT)gmail.com), Mar 09 2008.

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified December 16 17:18 EST 2009. Contains 170825 sequences.


AT&T Labs Research