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 reflect 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(e-mail address unpublished)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 07/05/2004)
Database id: 662
(entry last modified on 05/30/2007)
Active primes: on current list: 4,
rank by number 19
Total primes:
number ever on any list: 24.5
Production score:
for current list 45 (normalized: 113), total 45.3576,
rank by score 15
Largest prime:
5 · 21777515 +1
(535087 digits) via code p148 on 04/14/2005
Most recent:
5 · 21777515 +1
(535087 digits) via code p148 on 04/14/2005
Entrance Rank:
mean 43.00 (minimum 19, maximum 71)
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)
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.
I administer Mat's Prime Search and I would like to
Surname: MatGFN (used for alphabetizing and in codes) Unverified primes are omitted from counts and lists until verification completed.