Mat's Prime Search

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):	p142, g363, p139, p143, p145, p148, p156, p166
E-mail address:	(e-mail address unpublished)
Web page:	http://www.geocities.jp/turbo_us_p/prime/47/index-e.html
Username	MatGFN	(entry created on 7/5/2004 16:06:13 UTC)
Database id:	662	(entry last modified on 7/16/2017 17:45:59 UTC)
Active primes:	on current list: 1, rank by number 20
Total primes:	number ever on any list: 24.5
Production score:	for current list 44 (normalized: 1), total 45.3576, rank by score 22
Largest prime:	5 · 2^1777515 + 1 ‏(‎535087 digits) via code p148 on 4/15/2005 00:13:10 UTC
Most recent:	5 · 2^1777515 + 1 ‏(‎535087 digits) via code p148 on 4/15/2005 00:13:10 UTC
Entrance Rank:	mean 19.00 (minimum 19, maximum 19)

Descriptive Data: (report abuse)

This project is composed of one or more projects in Japanese.

47*2^n+1 search (Proth primes, k=5,7,9,47)
- Project page is managed by Noda
- Sieving and reserving on Proth Search Page is managed by Nohara
Generalized Fermat (e.g. b^8192+1 using Genefer80.exe)

Primes found by 47*2^n+1 Search:
9*2^834810+1 Senji Yamashita (Sep 22, 2004)
9*2^1051026+1 Souichi Murata (Dec 15, 2004)
7*2^1491852+1 Syoichiro Yamada (Mar 2, 2005)
5*2^1777515+1 Senji Yamashita (Apr 15, 2005)

We cooperate on the board which is managed by Mat.
Mat provides some contents on webpage how to search primes in Japanese.

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

I administer Mat's Prime Search and I would like to