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A004203
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Numbers n such that 54*10^n + 1 is prime.
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0
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1, 3, 5, 11, 47, 79, 275, 839, 1877, 3399, 5371, 6671, 30659, 43575
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| No more terms through 10^5.
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REFERENCES
| a(1)-a(9) computed by Cletus Emmanuel (cemmanu(AT)uvi.edu) and Richard Pinch (rgep(AT)chalcedon.demon.co.uk)
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CROSSREFS
| Sequence in context: A049883 A059242 A175173 * A201473 A088884 A058029
Adjacent sequences: A004200 A004201 A004202 * A004204 A004205 A004206
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KEYWORD
| nonn
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AUTHOR
| R. K. Guy (rkg(AT)cpsc.ucalgary.ca)
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EXTENSIONS
| a(10)-a(14) from Cletus Emmanuel (cemmanu(AT)yahoo.com), submitted by Ray Chandler (rayjchandler(AT)sbcglobal.net) Feb 15 2005
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