History for AP18
Primes   n's   Digits When Discoverer
(14815324075 + 319498966 • n) • 67# + 1 0..17 36 2 Feb 2025 Norman Luhn
(603518992 + 16503648 • n) • 61# + 1 0..17 33 7 Apr 2023 Joris Perrenet
(33277396902 + 139569962 • n) • 53# + 1 1..18 31 27 Jul 2019 Norman Luhn, NewPGen, PrimeForm
(16013322956 + 918494804 • n) • 53# + 1 0..17 31 24 Jul 2019 Norman Luhn, NewPGen, PrimeForm
(19024732855 + 282152663 • n) • 53# + 1 0..17 30 21 Jun 2019 Norman Luhn, NewPGen, PrimeForm
(16682454839 + 24397524 • n) • 53# + 1 0..17 30 25 Feb 2019 Norman Luhn, NewPGen, PrimeForm
1029+999 + 1806448944300798320195 • 19# • (n − 2) 1..18 30 13 Apr 2014 Jaroslaw Wroblewski
(1051673535 + 32196596 • n) • 53# + 1 0..17 29 4 Aug 2007 Jens Kruse Andersen
62749659973280668140514103 + 107 • 61# • n 1..18 27 10 Feb 2007 Jaroslaw Wroblewski
47 + 19622534420177523 • 17# • n 0..17 24 9 Jan 2007 Gennady Gusev
970080760458011996047 + 53# • n 0..17 22 6 Jan 2007 Jaroslaw Wroblewski
398182070391807316627 + 53# • n 0..17 21 28 Dec 2006 Jaroslaw Wroblewski
(273972449 + 25355830 • n) • 31# + 1 1..18 21 24 Jan 2005 Jens Kruse Andersen
(1042322200 + 11598832 • n) • 23# + 1 0..17 18 2002 Markus Frind