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A057736 Primes p such that 2^p + 3 is prime. 1
2, 3, 7, 67 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

The next term p is greater than 100000, corresponding to a prime 2^p + 3 with more than 30000 digits. - Ryan Propper (rpropper(AT)stanford.edu), Aug 24 2005

REFERENCES

J.-M. De Koninck, Ces nombres qui nous fascinent, Entry 67, p. 24, Ellipses, Paris 2008.

CROSSREFS

Sequence in context: A159611 A156585 A087358 * A181263 A130309 A090870

Adjacent sequences:  A057733 A057734 A057735 * A057737 A057738 A057739

KEYWORD

more,nonn

AUTHOR

G. L. Honaker, Jr. (honak3r(AT)gmail.com), Oct 29 2000

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Last modified February 17 08:21 EST 2012. Contains 205998 sequences.