- n=25-100k, 31k left (94, 642, 1636, 2476, 2484, 3106, 3940, 4408, 4546, 4714, 4726, 5514, 5598, 5626, 6432, 6618, 6796, 7374, 7494, 7978, 8032, 8796, 8832, 9210, 9726, 9882, 10404, 10596, 10792, 11010, 11406)
- runtime 43s-12min (AVX@3.8Ghz)

11206*403^28909+1 found by Mankka*
1174*403^31311+1 found by Mankka*
6018*403^31490+1 found by Mankka*
108*403^32974+1 found by vaughan
4308*403^34888+1 found by Mankka*
8706*403^38448+1 found by [SG-FC] dingdong
10876*403^44331+1 found by vaughan
11352*403^46421+1 found by vaughan
4518*403^48691+1 found by Bryan
3324*403^50431+1 found by vaughan
10474*403^51086+1 found by Bryan
3466*403^54204+1 found by vaughan
5974*403^58039+1 found by Bryan
1114*403^63457+1 found by Bryan
8146*403^64887+1 found by vaughan
3588*403^66688+1 found by [SG-FC] hl
7932*403^67802+1 found by Mankka*
2092*403^74365+1 found by [SG-FC] hl
9822*403^83001+1 found by vaughan
166*403^90779+1 found by [SG-FC] hl
9798*403^94424+1 found by [SG-FC] hl