- n=25-100k, 82k left (94, 334, 696, 724, 822, 1252, 1692, 1704, 1972, 2064, 2098, 2148, 2364, 2484, 2518, 2640, 2934, 3136, 3276, 3342, 3412, 3954, 4914, 5142, 5452, 5484, 5554, 5794, 5946, 5962, 6088, 6534, 6592, 6744, 6762, 6796, 6852, 7080, 7608, 7684, 7866, 7878, 8272, 8742, 8748, 9366, 10426, 10534, 10702, 10804, 11002, 11788, 12094, 12168, 12330, 12402, 12654, 13128, 13236, 13318, 13482, 13492, 14446, 14596, 14622, 14724, 14794, 14874, 15250, 15256, 16002, 16308, 16548, 17112, 17118, 17232, 17652, 18058, 18106, 18708, 18766, 18828)
- runtime 22s-8min (AVX@3.8Ghz)

5920*277^25433+1 found by Mankka*
6642*277^25651+1 found by PeTerShaNe
11808*277^26806+1 found by PeTerShaNe
7306*277^28589+1 found by NeuralMiner
13204*277^28705+1 found by Adrian Schori
17566*277^29529+1 found by PeTerShaNe
12006*277^32740+1 found by PeTerShaNe
11272*277^33644+1 found by Adrian Schori
10072*277^34172+1 found by PeTerShaNe
14388*277^36525+1 found by PeTerShaNe
2086*277^36616+1 found by Ralfy
8986*277^37379+1 found by PeTerShaNe
6466*277^37524+1 found by PeTerShaNe
5218*277^40980+1 found by Mankka*
16476*277^41792+1 found by NeuralMiner
15354*277^46141+1 found by NeuralMiner
17448*277^47392+1 found by vaughan
1774*277^51214+1 found by damotbe
16158*277^55513+1 found by NeuralMiner
18798*277^63214+1 found by damotbe
958*277^64444+1 found by SuchFlex.com
18574*277^65874+1 found by Ralfy
8916*277^65901+1 found by NeuralMiner
12822*277^69543+1 found by Ralfy
16264*277^76258+1 found by damotbe
13992*277^78883+1 found by dbmms
9558*277^82053+1 found by firstomega
13242*277^82178+1 found by Ralfy
13402*277^83438+1 found by NeuralMiner
12904*277^88546+1 found by STE\/E
1144*277^92827+1 found by Nick Name
2748*277^95994+1 found by damotbe