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E-mail address: (e-mail address unpublished)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 02/16/03)
Database id:456 (entry last modified on 04/23/10)
Active primes:on current list: 2.5, rank by number 19
Total primes: number ever on any list: 2.5
Production score: for current list 46 (normalized: 9), rank by score 18
Largest prime: 1372930131072 + 1 ‏(‎804474 digits) via code g236 on 09/22/03
Most recent: 1361244131072 + 1 ‏(‎803988 digits) via code g236 on 07/09/04
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
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