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A091125 Number of primes of the form 7k+6 less than 10^n. 5
0, 4, 27, 200, 1596, 13090, 110776, 960640, 8474742, 75842786 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

COMMENTS

Computed by T. D. Noe (noe(AT)sspectra.com), Dec 19, 2003.

LINKS

Eric Weisstein's World of Mathematics, Modular Prime Counting Function

CROSSREFS

Cf. A091120, A091121, A091122, A091123, A091124.

Sequence in context: A078100 A036753 A164311 * A193221 A091121 A026005

Adjacent sequences:  A091122 A091123 A091124 * A091126 A091127 A091128

KEYWORD

nonn,more

AUTHOR

Eric Weisstein (eric(AT)weisstein.com), Dec 19, 2003

EXTENSIONS

a(10) from Robert G. Wilson v (rgwv(AT)rgwv.com), Dec 22 2003

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Last modified February 16 16:00 EST 2012. Contains 205938 sequences.