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

73, 4832936419, 157, 20794121, 127, 859493, 557, 113, 3221, 19, 7549, 43, 17, 61, 211, 241, 18617, 907, 419, 47, 443, 911, 47955653711170550856726386495271851, 1109, 53, 31, 37, 2543, 19, 17, 617, 33521, 23, 7906914473, 38851, 421, 39640576062095087

Offset

1,1

Comments

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

Links

Charles R Greathouse IV, Table of n, a(n) for n = 1..400

Dario Alpern, Factorization using the Elliptic Curve Method

Crossrefs

Cf. A066298, A072288.

Sequence in context: A188957 A159438 A291992 * A289853 A000319 A033394

Adjacent sequences: A076845 A076846 A076847 * A076849 A076850 A076851

Keyword

nonn

Author

Jason Earls, Nov 23 2002

Extensions

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

Edited by Robert G. Wilson v, Dec 09 2002

Status

approved