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A076848 Smallest prime factor of Googol + n which exceeds 16. 2


%S 73,4832936419,157,20794121,127,859493,557,113,3221,19,7549,43,17,61,

%T 211,241,18617,907,419,47,443,911,47955653711170550856726386495271851,

%U 1109,53,31,37,2543,19,17,617,33521,23,7906914473,38851,421,39640576062095087

%N Smallest prime factor of Googol + n which exceeds 16.

%C A Googol is 10^100. Factors found using PARI and Dario Alpern's ECM factorization applet.

%H Charles R Greathouse IV, <a href="/A076848/b076848.txt">Table of n, a(n) for n = 1..400</a>

%H Dario Alpern, <a href="http://www.alpertron.com.ar/ECM.HTM">ECM factorization applet</a>

%Y Cf. A066298, A072288.

%K nonn

%O 1,1

%A _Jason Earls_, Nov 23 2002

%E a(23) found by _Sean A. Irvine_ on Dec 08 2002 by employing SNFS, using the polynomials x^5+23 and x-10^20.

%E Edited by _Robert G. Wilson v_, Dec 09 2002

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Last modified April 17 16:12 EDT 2021. Contains 343063 sequences. (Running on oeis4.)