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A092816 Numbers of Sophie Germain primes less than 10^n. 0
3, 10, 37, 190, 1171, 7746, 56032, 423140, 3308859, 26569515, 218116524, 1822848478 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

LINKS

Eric Weisstein's World of Mathematics, Sophie Germain Prime

CROSSREFS

Cf. A005384.

Sequence in context: A138378 A005493 A123636 * A078109 A149045 A149046

Adjacent sequences:  A092813 A092814 A092815 * A092817 A092818 A092819

KEYWORD

nonn

AUTHOR

Eric Weisstein (eric(AT)weisstein.com), Mar 06, 2004

EXTENSIONS

a(10) computed by Eric Weisstein (eric(AT)weisstein.com), Nov 02, 2005.

a(11)-a(12) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Jun 19 2010

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Last modified February 12 14:15 EST 2012. Contains 205419 sequences.