cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A296932 Primes p such that Legendre(-23,p) = 0 or 1.

Original entry on oeis.org

2, 3, 13, 23, 29, 31, 41, 47, 59, 71, 73, 101, 127, 131, 139, 151, 163, 167, 173, 179, 193, 197, 211, 223, 233, 239, 257, 269, 271, 277, 307, 311, 317, 331, 347, 349, 353, 397, 409, 439, 443, 449, 461, 463, 487, 491, 499, 509, 541, 547, 577, 587
Offset: 1

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Author

N. J. A. Sloane, Dec 26 2017

Keywords

Comments

Primes == 0, 1, 2, 3, 4, 6, 8, 9, 12, 13, 16, or 18 (mod 23). - Robert Israel, Dec 26 2017

Programs

  • Maple
    Load the Maple program HH given in A296920. Then run HH(-23, 200); This produces A191021, A191065, A296932.
    Alternative:
    select(isprime, [2,seq(seq(46*i+j,j=[1, 3, 9, 13, 23, 25, 27, 29, 31, 35, 39, 41]),i=0..30)]); # Robert Israel, Dec 26 2017