| first member | Digits | When? | Discoverer |
|---|---|---|---|
| 1st kind | |||
| 13720852541 ⋅ 7877# - 1 | Angel, Augustin, NewPGen, OpenPFGW | ||
| 28961560189 ⋅ 7517# - 1 | Angel, Augustin, NewPGen, OpenPFGW | ||
| 375967981369 ⋅ 6907# - 1 | Östlin, NewPGen, OpenPFGW | ||
| 354362289656 ⋅ 6907# - 1 | Östlin, NewPGen, OpenPFGW | ||
| 285993323512 ⋅ 6907# - 1 | Östlin, NewPGen, OpenPFGW | ||
| 28904981097 ⋅ 6703# - 1 | Batalov, NewPGen, OpenPFGW | ||
| 1249097877 ⋅ 6599# - 1 | Angel, NewPGen, OpenPFGW | ||
| 119184698 ⋅ 5501# - 1 | Sun, NewPGen, OpenPFGW | ||
| 1707223185 ⋅ 3049# - 1 | Angel, Augustin, Jobling, NewPGen, OpenPFGW | ||
| 742155874 ⋅ 2381# - 1 | Angel, Augustin, Jobling, NewPGen, OpenPFGW | ||
| 35443364 ⋅ 1013# - 1 | Augustin, NewPGen, OpenPFGW | ||
| 2nd kind | |||
| 49325406476 ⋅ 9811# + 1 | Östlin, NewPGen, OpenPFGW | ||
| 259056632602 ⋅ 7699# + 1 | Batalov, NewPGen, OpenPFGW | ||
| 17285145467 ⋅ 6977# + 1 | Angel, Augustin, NewPGen, OpenPFGW | ||
| 35598436282 ⋅ 6701# + 1 | Batalov, NewPGen, OpenPFGW | ||
| 96557970905 ⋅ 5303# + 1 | DavisK, Underwood, NewPGen, PrimeForm_egroup, OpenPFGW | ||
| 1453501013 ⋅ 4127# + 1 | Sun, NewPGen, PrimeForm | ||
| 153344568 ⋅ 4001# + 1 | Sun, NewPGen, PrimeForm | ||
| 131853904032 ⋅ 3061# + 1 | Broadhurst, PrimeForm | ||
| 356701232 ⋅ 3041# + 1 | Angel, Augustin, Jobling, NewPGen, OpenPFGW | ||
| 92406026 ⋅ 1187# + 1 | Augustin, NewPGen, OpenPFGW | ||
| 164285535 ⋅ 2972 + 1 | Augustin, Proth | ||
| 723592485 ⋅ 2770 + 1 | Augustin, Proth | ||