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A104073
Primes of the form 2^n+7^2.
2
53, 113, 16433, 262193, 4194353, 67108913, 5846006549323611672814739330865132078623730171953, 1496577676626844588240573268701473812127674924007473
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OFFSET
1,1
COMMENTS
a(14) has 1187 decimal digits. -
Vincenzo Librandi
, Jul 19 2012
LINKS
Vincenzo Librandi,
Table of n, a(n) for n = 1..13
MATHEMATICA
Select[Table[2^n+49, {n, 0, 400}], PrimeQ] (*
Vincenzo Librandi
, Jul 19 2012 *)
PROG
(Magma) [ a: n in [0..250] | IsPrime(a) where a is 2^n+49]; //
Vincenzo Librandi
, Jul 19 2012
CROSSREFS
Sequence in context:
A139504
A142798
A140025
*
A044240
A044621
A239124
Adjacent sequences:
A104070
A104071
A104072
*
A104074
A104075
A104076
KEYWORD
nonn
AUTHOR
Roger L. Bagula
, Mar 02 2005
STATUS
approved
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Last modified May 13 03:50 EDT 2024. Contains 372497 sequences. (Running on oeis4.)