A165481 Legendre symbol (n,28657).

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

Antti Karttunen, Table of n, a(n) for n = 0..28657

Index entries for periodic sequences.

Index entries for linear recurrences with constant coefficients

Mathematica

JacobiSymbol[Range[0, 100], 28657] (* Paolo Xausa, May 26 2026 *)

Prog

(PARI) a(n)=kronecker(n, 28657) \\ Charles R Greathouse IV, May 26 2026

Crossrefs

Partial sums: A165482.

Cf. A005478, A000045.

Sequence in context: A011631 A165591 A165471 * A165573 A057428 A165574

Adjacent sequences: A165478 A165479 A165480 * A165482 A165483 A165484

Keyword

sign,mult,easy

Author

Antti Karttunen, Sep 21 2009

Status

approved