- n=100-300k, 22k left (244, 376, 489, 524, 537, 879, 991, 1037, 1077, 1208, 1252, 1375, 1529, 1585, 1648, 1741, 1802, 1865, 2131, 2313, 2378, 2448)
- runtime 7min-1h33min (AVX@3.8Ghz)

901*438^26409+1 found by shiva
1279*438^27650+1 found by shiva
31*438^27976+1 found by Roadranner
2553*438^30044+1 found by Adrian Schori
1102*438^30057+1 found by Roadranner
1429*438^31891+1 found by Dirk Broer
2056*438^32793+1 found by Roadranner
634*438^38847+1 found by ardo
614*438^41547+1 found by shiva
783*438^43748+1 found by vaughan
2099*438^49301+1 found by vaughan
888*438^56704+1 found by Johnny Rotten
1473*438^59628+1 found by shiva
1075*438^60386+1 found by ardo
1371*438^65081+1 found by ardo
1658*438^72299+1 found by ardo
101*438^77631+1 found by Ralfy
2106*438^89704+1 found by Johnny Rotten
2147*438^91976+1 found by [SG-FC]shka
1449*438^104273+1 found by Drago75
964*438^114725+1 found by grcpool.5
948*438^130375+1 found by grcpool.5
2521*438^183025+1 found by Science United
1449*438^192249+1 found by herby44
1819*438^280742+1 found by grc.arikado.pool
661*438^285852+1 found by Srinithin SRbase
188*438^288388+1 found by Majo2096