A296933 Primes p such that Legendre(3,p) = 0 or 1.

3, 11, 13, 23, 37, 47, 59, 61, 71, 73, 83, 97, 107, 109, 131, 157, 167, 179, 181, 191, 193, 227, 229, 239, 241, 251, 263, 277, 311, 313, 337, 347, 349, 359, 373, 383, 397, 409, 419, 421, 431, 433, 443, 457, 467, 479, 491, 503, 541, 563, 577

Offset: 1

Author

N. J. A. Sloane, Dec 26 2017

Keywords

• nonn

Links

• Paolo Xausa, Table of n, a(n) for n = 1..10000

Crossrefs

This is A038874 without the initial 2.

Cf. A003630, A038875, A097933, A296920.

Programs

Maple

# Load the Maple program HH given in A296920. Then run HH(3, 200); This produces A097933, A003630, this sequence, and A038875.

Mathematica

Join[{3}, Select[Prime[Range[200]], JacobiSymbol[3, #] == 1 &]] (* Paolo Xausa, May 11 2024 *)