The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A011629 Legendre symbol (n,239). 0
 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 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 REFERENCES G. H. Hardy and E. M. Wright, An Introduction to the Theory of Numbers. 3rd ed., Oxford Univ. Press, 1954, p. 68. LINKS FORMULA Recurrence relation is a(n) = -a(n-1) - a(n-2) - ... - a(n-237) - a(n-238) for n >= 238. - Charles R Greathouse IV, Oct 01 2019 PROG (PARI) a(n)=kronecker(n, 239) \\ Charles R Greathouse IV, Oct 01 2019 CROSSREFS Sequence in context: A011626 A011627 A011628 * A011630 A011631 A165591 Adjacent sequences:  A011626 A011627 A011628 * A011630 A011631 A011632 KEYWORD sign,mult,easy AUTHOR STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified January 16 18:17 EST 2022. Contains 350376 sequences. (Running on oeis4.)