The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A191043 Primes p that have Kronecker symbol (p|70) = 1. 5
 17, 19, 37, 43, 47, 53, 59, 61, 67, 71, 73, 79, 97, 101, 103, 107, 131, 139, 151, 163, 167, 181, 191, 197, 223, 229, 239, 251, 257, 269, 277, 281, 313, 317, 347, 349, 353, 359, 367, 373, 383, 401, 419, 431, 433, 443, 449, 461, 503, 509, 547, 557, 569, 577 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Originally incorrectly named "primes which are squares mod 70", which is sequence A106881. - M. F. Hasler, Jan 15 2016 LINKS Vincenzo Librandi, Table of n, a(n) for n = 1..1000 MATHEMATICA Select[Prime[Range[200]], JacobiSymbol[#, 70]==1&] PROG (MAGMA) [p: p in PrimesUpTo(577) | KroneckerSymbol(p, 70) eq 1]; // Vincenzo Librandi, Sep 11 2012 (PARI) select(p->kronecker(p, 70)==1&&isprime(p), [1..1000]) \\ This is to provide a generic characteristic function ("is_A191043") as 1st arg of select(), there are other ways to produce the sequence more efficiently. - M. F. Hasler, Jan 15 2016 CROSSREFS Cf. A191017, A191018, A191020, A191023, A191025, A191026, A191028, A191029, A191032, A191034, A191036, A191037, A191040, A191042. Sequence in context: A318940 A289355 A144214 * A306510 A129805 A289492 Adjacent sequences:  A191040 A191041 A191042 * A191044 A191045 A191046 KEYWORD nonn,easy AUTHOR T. D. Noe, May 25 2011 EXTENSIONS Definition corrected (following an observation by David Broadhurst) by M. F. Hasler, Jan 15 2016 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 August 5 08:27 EDT 2021. Contains 346464 sequences. (Running on oeis4.)