- n=25-100k, 56k left (582, 1052, 1074, 1398, 1740, 1751, 1797, 2186, 2372, 2379, 2474, 2564, 2783, 2988, 3087, 3104, 3218, 3294, 3561, 3567, 3951, 4152, 4218, 4328, 4466, 4739, 5205, 5238, 5469, 5493, 5667, 5717, 6291, 6506, 6582, 6849, 7064, 7442, 7713, 7766, 7905, 8669, 8873, 8882, 9029, 9098, 9140, 9647, 9656, 9873, 10044, 10742, 10893, 11340, 11352, 11502)
- runtime 29s-9min (AVX@3.8Ghz)

6795*418^25327-1 found by Mankka*
3023*418^26050-1 found by Mankka*
3192*418^28550-1 found by tito
3758*418^29370-1 found by Mankka*
11025*418^30937-1 found by Nick Name
8661*418^32039-1 found by Ralfy
8712*418^33132-1 found by Ralfy
9536*418^34230-1 found by Johnny Rotten
5759*418^34711-1 found by Mankka*
3149*418^35160-1 found by Ralfy
3351*418^38250-1 found by LCB001
11021*418^38562-1 found by Ralfy
6833*418^39446-1 found by rebirther
4829*418^43787-1 found by tito
1319*418^53016-1 found by Johnny Rotten
11501*418^56039-1 found by Johnny Rotten
2637*418^61183-1 found by Ralfy
7628*418^62581-1 found by LCB001
929*418^62613-1 found by LCB001
521*418^65021-1 found by LCB001
11702*418^65520-1 found by vaughan
9510*418^81890-1 found by Ralfy
6561*418^89543-1 found by Ralfy