cksieve

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):	p392, p393, p403, p405, p424, p432
E-mail address:	(e-mail address unpublished)
Web page:	http://www.mersenneforum.org/rogue/rogue.html
Username	cksieve	(entry created on 5/21/2016 15:20:24 UTC)
Database id:	4589	(entry last modified on 5/18/2023 08:33:53 UTC)
Program Does *:	sieve
Active primes:	on current list: 9, rank by number 26
Total primes:	number ever on any list: 23
Production score:	for current list 51 (normalized: 398), total 51.4641, rank by score 22
Largest prime:	(10^2332974 + 1)² - 2 ‏(‎4665949 digits) via code p405 on 2/20/2024 13:05:54 UTC
Most recent:	(10^2332974 + 1)² - 2 ‏(‎4665949 digits) via code p405 on 2/20/2024 13:05:54 UTC
Entrance Rank:	mean 1271.44 (minimum 48, maximum 2735)

Descriptive Data: (report abuse)

This program is a sieve for near square numbers of the form (b^n-1)^2-2 and (b^n+1)^2-2. Primes of this form are also known as Carol or Kynea primes.

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

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