- n=100-200k, 16k left (582, 618, 3702, 4468, 6648, 6898, 7302, 9702, 10336, 13332, 14496, 17616, 18946, 20248, 20806, 21238)
- runtime 13-54min (AVX@3.8Ghz)

19512*871^53106+1 found by vaughan
15726*871^64212+1 found by [AF>Le_Pommier] Aillas
6472*871^69628+1 found by Lennart SM5YMT
20382*871^70537+1 found by rebirther
18682*871^77041+1 found by Thomas Turk
7050*871^94061+1 found by Lennart SM5YMT
696*871^136219+1 found by Tamagoch
2110*871^154323+1 found by Vato
2280*871^162173+1 found by RKN-Cluster
19222*871^177892+1 found by yodap
10356*871^182388+1 found by vaughan
11526*871^189554+1 found by [AF>France]Ironman