Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A053049
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A053049 Smallest integer m such that sum_(k=1 to m) phi(k) is divisible by n, where phi(k) is the totient function. +0
2
1, 2, 4, 3, 5, 4, 9, 10, 7, 5, 8, 6, 46, 9, 19, 10, 18, 7, 60, 16, 11, 8, 12, 15, 22, 46, 29, 9, 13, 19, 51, 10, 36, 18, 21, 15, 88, 60, 142, 16, 67, 11, 23, 31, 24, 12, 55, 17, 40, 22, 18, 153, 26, 29, 184, 75, 84, 13, 92, 19 (list; graph; listen)
OFFSET

1,2

REFERENCES

Felice Russo, A set of new Smarandache functions, sequences and conjectures in number theory, American Research Press 2000

LINKS

T. D. Noe, Table of n, a(n) for n=1..1000

M. L. Perez et al., eds., Smarandache Notions Journal

CROSSREFS

A002034, A011772.

Sequence in context: A134017 A048186 A060762 this_sequence A124938 A081725 A111269

Adjacent sequences: A053046 A053047 A053048 this_sequence A053050 A053051 A053052

KEYWORD

easy,nice,nonn

AUTHOR

Felice Russo (felice.russo(AT)katamail.com), Feb 25 2000

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 November 30 22:12 EST 2008. Contains 150989 sequences.


AT&T Labs Research