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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