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Message boards : News : Record AP25 Found

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Rytis
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Joined: 22 Jun 05
Posts: 2638
ID: 1
Credit: 20,744,180
RAC: 401
321 LLR Silver: Earned 100,000 credits (104,475)Cullen LLR Silver: Earned 100,000 credits (291,372)ESP LLR Bronze: Earned 10,000 credits (18,156)Generalized Cullen/Woodall LLR Bronze: Earned 10,000 credits (15,259)PPS LLR Silver: Earned 100,000 credits (107,362)PSP LLR Silver: Earned 100,000 credits (116,517)SoB LLR Silver: Earned 100,000 credits (151,232)SR5 LLR Bronze: Earned 10,000 credits (14,071)SGS LLR Silver: Earned 100,000 credits (100,082)TPS LLR (retired) Silver: Earned 100,000 credits (111,607)TRP LLR Jade: Earned 10,000,000 credits (15,467,375)Woodall LLR Silver: Earned 100,000 credits (101,463)321 Sieve (suspended) Silver: Earned 100,000 credits (201,501)Cullen/Woodall Sieve (suspended) Silver: Earned 100,000 credits (214,653)Generalized Cullen/Woodall Sieve Bronze: Earned 10,000 credits (14,200)PPS Sieve Silver: Earned 100,000 credits (282,191)Sierpinski (ESP/PSP/SoB) Sieve (suspended) Silver: Earned 100,000 credits (200,232)TRP Sieve (suspended) Ruby: Earned 2,000,000 credits (2,453,872)AP 26/27 Silver: Earned 100,000 credits (473,058)GFN Silver: Earned 100,000 credits (163,887)PSA Bronze: Earned 10,000 credits (97,541)
Message 23610 - Posted: 9 Apr 2009 | 16:15:00 UTC

PrimeGrid has found a record AP25 (Arithmetic Progression of 25 primes). This is PrimeGrid's first AP25 and only the second known. It is the largest AP25 having an ending term of 15523154536267043 surpassing the old record of 8132758706802551. It is also the AP25 with smallest known start 2960886048458003, the previous record being 6171054912832631. The finder is BOINC@Poland's "Super Computer" (SKB@P). It is a farm of machines funded by BOINC@Poland members. The progression is written as 2960886048458003+2346233*23#*n for n=0..24. It was found in the AP26 Search. For more details on this find and the AP26 search, please see this forum post.

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Message boards : News : Record AP25 Found

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