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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A158908 First differences of A061238. 0
9, 18, 18, 36, 18, 36, 36, 18, 36, 36, 18, 36, 36, 36, 54, 18, 18, 90, 18, 54, 18, 18, 144, 18, 18, 54, 18, 18, 36, 36, 72, 18, 54, 18, 36, 72, 18, 54, 72, 18, 36, 36, 36, 54, 54, 54, 90, 36, 54, 72, 54, 36, 18, 18, 54, 54, 36, 54, 36, 18, 72, 18, 18, 18, 54, 18, 72, 36, 36, 18, 18 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Obviously all entries are multiples of 9.

First differences of some the 6 prime modulo classes shown in A061237 to A061241 are also in A158910 and A158955.

LINKS

Table of n, a(n) for n=1..71.

CROSSREFS

Sequence in context: A040072 A034728 A129855 * A202188 A060993 A107977

Adjacent sequences:  A158905 A158906 A158907 * A158909 A158910 A158911

KEYWORD

nonn,less

AUTHOR

Paul Curtz, Mar 30 2009

EXTENSIONS

Edited and extended by R. J. Mathar, Apr 06 2009

STATUS

approved

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 June 18 21:41 EDT 2013. Contains 226356 sequences.