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Proth primes of the form 4•5ⁿ+1

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Reserved! This sequence is currently reserved by: Harsh Aggarwal

Current data

`k` , `b` :	4 , 5
Count :	14
Nash :	1822
Max `n` :	300,000
Date :	2023-02-08
Reserved :	Harsh AggarwalHarsh Aggarwal/Reserved

2, 6, 18, 50, 290, 2582, 20462, 23870, 26342, 31938, 38122, 65034, 70130, 245538

Remarks :

The sequence A204322 in OEIS. See also Williams 4•5ⁿ+1
All primes are Generalized Fermat numbers

History

2023-02-08: Reserved by Harsh Aggarwal
2015-01-16: Checked to n = 300000, Robert Price
2004-05-10: Found n = 70130, Peter Benson
2000-07-18: Found n = 20462, Roberto E. Martinez

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