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A093539 Number of primes between 10^n-100 and 10^n. +0
1
25, 14, 9, 8, 8, 9, 5, 2, 3, 4, 4, 1, 6, 2, 2, 5, 2, 3, 4, 0, 2, 2, 0, 0, 0, 1, 0, 2, 2, 2, 1, 3, 0, 1, 0, 1, 1, 1, 2, 0, 1, 1, 2, 1, 1, 2, 3, 1, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 3, 1, 0, 2, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 1, 0, 2, 0, 0, 1, 0, 1, 1, 0, 1, 0, 0, 2, 0, 0, 0, 3, 0, 0, 1, 0, 0, 0, 1, 1, 0, 1 (list; graph; listen)
OFFSET

2,1

REFERENCES

Marcus du Sautoy, "The Music of the Primes," HarperCollins, NY, 2003, page 6.

EXAMPLE

a(10)=3 because there are 3 primes, 9999999929, 9999999943 and 9999999967, in

the 100 numbers below 10^10.

CROSSREFS

Sequence in context: A097440 A040603 A033345 this_sequence A040602 A028937 A104790

Adjacent sequences: A093536 A093537 A093538 this_sequence A093540 A093541 A093542

KEYWORD

nonn

AUTHOR

Jason Earls (zevi_35711(AT)yahoo.com), May 14 2004

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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