- n=50-100k, 70k left (77, 248, 298, 467, 469, 740, 818, 901, 1236, 1377, 1437, 1886, 1998, 2183, 2211, 2378, 2406, 2731, 2770, 2963, 2991, 3057, 3514, 3654, 3717, 3977, 4161, 4224, 4226, 4382, 4441, 4499, 4517, 4616, 4746, 4913, 5303, 5381, 5474, 5526, 5539, 5680, 5812, 5981, 6083, 6124, 6166, 6241, 6319, 6356, 6382, 6772, 6787, 6824, 6967, 7032, 7099, 7123, 7292, 7422, 7541, 7697, 7708, 7736, 7916, 8164, 8293, 8334, 8971, 9138)
- runtime 2-12min (AVX@3.8Ghz)

7240*168^50425+1 found by ardo
2614*168^54002+1 found by Mumps [MM]
3394*168^55546+1 found by Mumps [MM]
7188*168^62211+1 found by Mumps [MM]
8072*168^68617+1 found by Joe
4432*168^73477+1 found by Dario666
5942*168^77280+1 found by vaughan
1398*168^80456+1 found by Mumps [MM]
1561*168^97864+1 found by Mumps [MM]