- n=25-100k, 30k left (188, 244, 376, 437, 489, 524, 537, 661, 879, 948, 964, 991, 1037, 1077, 1208, 1252, 1375, 1449, 1529, 1585, 1648, 1741, 1802, 1819, 1865, 2131, 2313, 2378, 2448, 2521)
- runtime 43s-12min (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