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A091126 Number of primes of the form 8k+1 less than 10^n. +0
5
0, 5, 37, 295, 2384, 19552, 165976, 1439970, 12711220, 113758759 (list; graph; listen)
OFFSET

1,2

COMMENT

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. A091127, A091128, A091129.

Sequence in context: A089303 A164595 A046636 this_sequence A066381 A078253 A006442

Adjacent sequences: A091123 A091124 A091125 this_sequence A091127 A091128 A091129

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 December 17 23:40 EST 2009. Contains 171025 sequences.


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