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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A077009 Jacobi symbol(phi(2n+1),2n+1). 0
1, -1, 1, -1, 0, -1, 1, 1, 1, -1, 0, -1, 0, 0, 1, -1, -1, -1, 1, 0, 1, -1, 0, -1, 0, -1, 1, 0, 0, -1, 1, 0, -1, -1, 1, -1, 1, 0, 1, -1, 0, -1, 1, 1, 1, -1, 0, 1, 1, 0, 1, -1, 0, -1, 1, 0, 1, 1, 0, 1, 0, -1, 0, -1, 0, -1, 1, 0, 1, -1, 1, -1, -1, 0, 1, -1, 0, 0, 1, 1, 1, -1, 0, -1, 0, 0, 1, 0, -1, -1, 1, 0, 1, 1, 0, -1, 1, 0, 1, -1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

Jacobi symbol(n,m) is defined only for (positive) odd numbers m.

LINKS

Table of n, a(n) for n=0..99.

MATHEMATICA

Table[JacobiSymbol[EulerPhi[2 j + 1], 2 j + 1], {j, 0, 99}]

CROSSREFS

Sequence in context: A106467 A106468 A030317 * A078556 A144093 A143200

Adjacent sequences:  A077006 A077007 A077008 * A077010 A077011 A077012

KEYWORD

sign

AUTHOR

Joseph L. Pe, Nov 28 2002

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 23 22:36 EDT 2019. Contains 328377 sequences. (Running on oeis4.)