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A159265
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Google primes: primes of the form 379*10^n+9 = 3790...09.
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1
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379009, 379000009, 37900000009, 379000000009, 3790000000000000000000000000000000000009, 37900000000000000000000000000000000000000000009, 3790000000000000000000000000000000000000000000000000000000000000000009
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OFFSET
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1,1
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COMMENTS
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The prime number 379009 rotated by 180 degree reads "GOOGLE". This sequence gives primes of this form with a string of 0's of arbitrary length, as it appears (upside down) on the web site of the search engine to browse the pages of available search results.
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REFERENCES
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J. Earls, Mathematical Bliss, Pleroma Publications, 2009, pages 15-17. ASIN: B002ACVZ6O [From Jason Earls, Nov 21 2009]
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LINKS
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FORMULA
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MATHEMATICA
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PROG
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(PARI) for( n=0, 99, ispseudoprime(379*10^n+9) & print1(379*10^n+9, ", "))
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CROSSREFS
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KEYWORD
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nonn,word
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AUTHOR
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STATUS
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approved
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