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| first member | Digits | When? | Discoverer |
|---|---|---|---|
| 1st kind | |||
| 82466536397303904 • 1171# - 1 | Balyakin | ||
| 3931472185692005387730944 • 857# - 1 | Balyakin | ||
| 14317181455772 • 853# - 1 | Batalov, NewPGen, OpenPFGW | ||
| 162597166369 • 827# - 1 | Augustin, NewPGen, OpenPFGW | ||
| 1178137903623 • 661# - 1 | Augustin, NewPGen, OpenPFGW | ||
| 14180848107 • 487# - 1 | Augustin, NewPGen, OpenPFGW | ||
| 472063086 • 383# + 1236845609 | Alm, Andersen, Primo | ||
| 406605710992 • 349# - 1 | Augustin, NewPGen, OpenPFGW | ||
| 1953370903 • 151# - 1 | Augustin, NewPGen, OpenPFGW | ||
| 460668119835 • 2101 - 1 | Jobling | ||
| 27215953890276787 • 37# • 23 - 1 | Augustin, Jobling, Primeform | ||
| 27215953890276787 • 37# • 23 - 1 | Augustin, Jobling, Primeform | ||
| 2nd kind | |||
| 25802590081726373888 • 1033# + 1 | Balyakin | ||
| 4746015693360635904 • 761# + 1 | Balyakin | ||
| 535617118876 • 727# + 1 | Östlin, NewPGen, OpenPFGW | ||
| 668302064 • 593# + 786153598231 | Wolter, Andersen, Primo | ||
| 414792720846 • 557# + 1 | Augustin, NewPGen, OpenPFGW | ||
| 782350985 • 503# + 2189997811 | Andersen, Primo | ||
| 2310290388 • 283# + 1 | Augustin, NewPGen, OpenPFGW | ||
| 1701815519 • 277# + 1 | Augustin, NewPGen, OpenPFGW | ||
| 843616025 • 193# + 1 | Augustin, NewPGen, OpenPFGW | ||
| 666325605 • 260 + 1 | Augustin, Proth | ||