Message boards : Science : base S894 (11k)
- n=100-300k, 11k left (6, 29, 109, 144, 178, 181, 184, 204, 214, 271, 354) - runtime 9min49s-1h41min (AVX@3.8Ghz) 74*894^201093+1 found by grcpool.com (TOP5000)