Note 2023 is the last year that I will maintain this site--there is currently no plan to continue it after that.

GFN 2^17 Sieving project

A titan, as defined by Samuel Yates, is anyone who has found a titanic prime. This page provides data on those that have found these primes. The data below only reflects on the primes currently on the list. (Many of the terms that are used here are explained on another page.)

Proof-code(s):	g308, g236
E-mail address:	(e-mail address unpublished)
Username	GFN17Sieve	(entry created on 2/16/2003 09:32:50 CDT)
Database id:	456	(entry last modified on 4/23/2010 15:45:01 CDT)
Active primes:	on current list: 2.5, rank by number 17
Total primes:	number ever on any list: 2.5
Production score:	for current list 46 (normalized: 7), rank by score 17
Largest prime:	1372930¹³¹⁰⁷² + 1 ‏(‎804474 digits) via code g236 on 9/22/2003 03:35:09 CDT
Most recent:	1361244¹³¹⁰⁷² + 1 ‏(‎803988 digits) via code g236 on 7/9/2004 04:17:05 CDT
Entrance Rank:	mean 5.80 (minimum 5, maximum 9)

Descriptive Data: (report abuse)

A Sub-project of Yves Gallot's GFN Search project.

A team effort to ensure /all/ GFN testers get well-sieved ranges.
This particular record corresponds to sieving for exponent 2^17 (131072).
Algo: Phil Carmody, (improvements Bernhard Frey)
s/w: David Underbakke's AthGFNSieve
time: Phil Carmody

Surname: GFN17Sieve (used for alphabetizing and in codes).
Unverified primes are omitted from counts and lists until verification completed.

I administer GFN 2^17 Sieving project and I would like to