login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A162988 n appears A008578(n) times. 1
1, 2, 2, 3, 3, 3, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

FORMULA

a(n) ~ 2 sqrt(n / log n)

CROSSREFS

Sequence in context: A201052 A095791 A036042 * A143824 A034463 A071996

Adjacent sequences:  A162985 A162986 A162987 * A162989 A162990 A162991

KEYWORD

nonn

AUTHOR

Jaroslav Krizek (jaroslav.krizek(AT)atlas.cz), Jul 19 2009

EXTENSIONS

Formula and more terms from Charles R Greathouse IV (charles.greathouse(AT)case.edu), Nov 02 2009

Correction for change of offset in A158611 and A008578 in Aug 2009 Jaroslav Krizek (jaroslav.krizek(AT)atlas.cz), Jan 27 2010

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 15 21:56 EST 2012. Contains 205860 sequences.