OFFSET
0,1
COMMENTS
263 is the 12th Safe prime, A005385(12).
LINKS
A. Karttunen, Table of n, a(n) for n = 0..263
MATHEMATICA
JacobiSymbol[Range[0, 90], 263] (* Harvey P. Dale, Oct 04 2020 *)
CROSSREFS
KEYWORD
sign,mult
AUTHOR
Antti Karttunen, Sep 22 2009
STATUS
approved