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A123622
Smallest prime of the form p^(2^n) + q^(2^n), where p,q are primes.
0
5, 13, 97, 815730977, 15496731425178936435099327796097, 62623297589448778360828428329074752313100292737, 23169162752708970943114627382699355445603465075569066753527132965271355336698663708393617779709970177
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OFFSET
0,1
LINKS
Table of n, a(n) for n=0..6.
MATHEMATICA
Do[f=Min[Select[Take[Union[ Flatten[ Table[ Prime[i]^(2^n) + Prime[j]^(2^n), {i, 1, 100}, {j, 1, 100} ] ] ], 500], PrimeQ]]; Print[{n, f}], {n, 0, 7}]
CROSSREFS
Sequence in context:
A107171
A309532
A123646
*
A337749
A117340
A304348
Adjacent sequences:
A123619
A123620
A123621
*
A123623
A123624
A123625
KEYWORD
nonn
AUTHOR
Alexander Adamchuk
, Nov 14 2006
STATUS
approved
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Last modified August 14 22:58 EDT 2024. Contains 375167 sequences. (Running on oeis4.)