PrimeGrid's 2026 Challenge Series

National Egg Day Challenge
https://www.primegrid.com/challenge/challenge.php

2026年06月04日(木) 06:00:00 〜 2026年06月11日(木) 05:59:59(JST 日本標準時)
Jun 3 21:00:00 to Jun 10 20:59:59 (UTC)
の10日間です。

対象プロジェクト
321

321 Prime Search LLR (321)
3・2n±1

Supported platforms:
Windows: 32 bit, 64 bit
Linux: 32 bit, 64 bit
Mac: 64 bit
Multi-threading is supported and IS recommended. Click here to set the maximum number of threads.
Uses fast proof tasks so no double check tasks are needed. Everyone is "first"!
Deadline: 6 days (up to 30 days)

Recent average CPU time: 41:50:19
FFT sizes: 1344K to 1440K (uses up to 11520K cache per task)
This project has a 15% long job credit bonus.