Generalized Cullen primes of the form `n`•22ⁿ+1

Reserved! This sequence is currently reserved by: Riley Fisher

Current data

ASCII format :	n*22^n+1
Base :	22
Count :	6
Max `n` :	200,000
Date :	2024-08-24
Reserved :	Riley FisherRiley Fisher/Reserved

1, 15, 189, 814^[1], 19909, 72207

2024-08-24: Reserved by Riley Fisher for n = 200000 - 400000
2023-04-27: Checked n = 100000 - 200000, Mark Rodenkirch, double-check n = 100000 - 137649, released
2023-04-17: Checked n = 2 - 100000, Mark Rodenkirch, double-check
2023-04-01: Reserved by Mark Rodenkirch to n = 200000
2011: Checked n = 5093 - 137649, Günter Löh
2005-12-23: Found n = 72207, Günter Löh
2000-05-20: Found n = 19909, Günter Löh
2000: Checked n = 1 - 5093, Wilfrid Keller
2000-02: Found n = 814, Wilfrid Keller