login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A165481
Legendre symbol (n,28657).
2
0, 1, 1, 1, 1, -1, 1, -1, 1, 1, -1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, -1, -1, -1, 1, 1, -1, 1, -1, 1, -1, -1, 1, -1, -1, 1, 1, -1, 1, -1, -1, 1, -1, -1, -1, -1, -1, 1, 1, 1, 1, -1, -1, 1, 1, 1, -1, 1, 1, -1, -1, 1, -1, -1, 1, 1, -1, -1, -1, -1, 1, -1, 1, 1, -1, 1, 1, 1, -1, -1, -1, 1
OFFSET
0,1
COMMENTS
28657 is the 8th Fibonacci prime, A005478(8) = A000045(23).
LINKS
CROSSREFS
Partial sums: A165482.
Sequence in context: A011631 A165591 A165471 * A165573 A057428 A165574
KEYWORD
sign,mult
AUTHOR
Antti Karttunen, Sep 21 2009
STATUS
approved