Message boards : Science : base S111 (16k)
- n=250-400k, 16k left (526, 3646, 5230, 5998, 6992, 7260, 10200, 11530, 13630, 14958, 17970, 19200, 19298, 20532, 24242, 24296) - runtime 30min-1h15min (AVX@3.8Ghz) 18922*111^383954+1 found by marmot (TOP5000)