A165471 Legendre symbol (n,65537).

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

Author

Antti Karttunen, Sep 21 2009

Keywords

• sign
• mult
• easy

Comments

65537 is the 4th Fermat prime, A019434(4).

Links

• A. Karttunen, Table of n, a(n) for n = 0..65537

Crossrefs

Partial sums: A165472.

Programs

PARI

a(n)=kronecker(n,65537) \\ Charles R Greathouse IV, Oct 31 2011

Sage

def A165471(n): return legendre_symbol(n,65537)
[A165471(n) for n in range(82)]  # Peter Luschny, Aug 09 2012