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A290006 Primes of the form 3^k + 34. 1
37, 43, 61, 277, 2221, 19717, 59083, 129140197, 7625597485021, 16677181699666603, 2153693963075557766310781, 1570042899082081611640534597, 127173474825648610542883299637, 2909321189362570808630465826492242446680517 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
F. Firoozbakht and M. F. Hasler, Variations on Euclid's formula for Perfect Numbers, JIS 13 (2010) #10.3.1
Henri and Renaud Lifchitz, PRP Records
OpenPFGW Project, Primality Tester
FORMULA
a(n) = 3^A219050(n) + 34. - Elmo R. Oliveira, Nov 12 2023
MATHEMATICA
Select[Table[3k+34], {k, 0, 100}], PrimeQ[#] &]
CROSSREFS
Cf. A000040, A219050 (corresponding k's).
Sequence in context: A110563 A178777 A139773 * A214797 A109557 A176927
KEYWORD
nonn
AUTHOR
Robert Price, Sep 03 2017
STATUS
approved

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Last modified June 20 23:18 EDT 2024. Contains 373535 sequences. (Running on oeis4.)