%I #31 Sep 08 2022 08:46:06
%S 233,929,2089,5801,8353,11369,18793,23201,33409,39209,52201,59393,
%T 67049,75169,92801,112289,133633,156833,169129,181889,222953,284201,
%U 300673,317609,335009,449153,469801,490913,534529,557033,580001,627329,651689,891809,1041449
%N Primes of the form 232*m^2+1.
%C Nonprime numbers of this form are: 1, 3713, 14849, 28073, 45473, 83753, 102313, 122729, 145001, 195113, 208801, 237569, 252649, 268193, ...
%D Leonhard Euler, Facillima methodus plurimos numeros primos praemagnos inveniendi, Nova Acta Academiae Scientiarum Imperialis Petropolitanae Tomus XIV (1805), Mathematica et Physico-Mathematica.
%H Bruno Berselli, <a href="/A230392/b230392.txt">Table of n, a(n) for n = 1..1000</a>
%H Umberto Cerruti, <a href="/A230392/a230392.pdf">I numeri idonei di Eulero</a> (in Italian), p. 4.
%H Euler Archive, <a href="http://eulerarchive.maa.org/pages/E718.html">E718 -- Facillima methodus plurimos numeros primos praemagnos inveniendi</a>
%H Leonhard Euler, <a href="http://arxiv.org/abs/math/0507401">An easy method for finding many very large prime numbers</a>, arXiv:math/0507401 [math.HO], 2005-2008. Translated from Latin.
%t Select[Table[232 n^2 + 1, {n, 100}], PrimeQ]
%o (Magma) [m: n in [1..100] | IsPrime(m) where m is 232*n^2+1];
%Y Cf. A000926, A230391 (associated n).
%K nonn
%O 1,1
%A _Bruno Berselli_, Oct 18 2013
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