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A205771
Primes of the form 2*5^n+1.
3
3, 11, 251, 2441406251, 56843418860808014869689941406251, 49303806576313237838233035330174139354575402194313937798142433166503906251
OFFSET
1,1
LINKS
MATHEMATICA
Select[2*5^Range[0, 500] + 1, PrimeQ]
CROSSREFS
Sequence in context: A165946 A253639 A112357 * A373342 A097423 A111130
KEYWORD
nonn
AUTHOR
STATUS
approved