A165574 Legendre symbol (n,263).

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, -1, 1

Offset: 0

Author

Antti Karttunen, Sep 22 2009

Keywords

• sign
• mult

Comments

263 is the 12th Safe prime, A005385(12).

Links

• A. Karttunen, Table of n, a(n) for n = 0..263

Crossrefs

Partial sums: A165576.

Programs

Mathematica

JacobiSymbol[Range[0,90],263] (* Harvey P. Dale, Oct 04 2020 *)