Idoneal number
id:
idoneal-number-253-4191459
title:
Idoneal number
text:
In mathematics, Euler's idoneal numbers are the positive integers D such that any integer expressible in only one way as x2 ± Dy2 is a prime power or twice a prime power. In particular, a number that has two distinct representations as a sum of two squares is composite. Every idoneal number generates a set containing infinitely many primes and missing infinitely many other primes.
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Idoneal_number
date created:
date modified:
2023-05-17T17:40:54Z
main entity:
{"identifier":"Q3879415","url":"https://www.wikidata.org/entity/Q3879415"}
image:
fields total:
13
integrity:
13