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A174180
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Numbers n>0 such that 10^n+2^n+1 is prime.
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0
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OFFSET
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1,2
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COMMENTS
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Terms greater than 351 yield probable primes. Next term > 10000. - Vaclav Kotesovec, Apr 30 2014
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LINKS
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MATHEMATICA
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PROG
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(Magma) [n: n in [1..800] | IsPrime(10^n+2^n+1) ]
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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