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A291862
Primes of the form 7^k + 12.
1
13, 19, 61, 40353619, 59768263894155949306790119265585619217025149412430681661, 3945286644626550630858717985746264080026751644458455916464504975630931364915053228398031941487628933218072924433889392982611734440563298413
OFFSET
1,1
LINKS
F. Firoozbakht, M. F. Hasler, Variations on Euclid's formula for Perfect Numbers, JIS 13 (2010) #10.3.1
Henri & Renaud Lifchitz, PRP Records
OpenPFGW Project, Primality Tester
MATHEMATICA
Select[Table[7k+12], {k, 0, 100}], PrimeQ[#] &]
CROSSREFS
Cf. A152213.
Sequence in context: A180528 A109504 A122042 * A217065 A339917 A174343
KEYWORD
nonn
AUTHOR
Robert Price, Sep 04 2017
STATUS
approved