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A096618 Least k such that H(k) >= 10^n, where H(k) is the harmonic number sum_{i=0..k} 1/i. 2
1, 12367, 15092688622113788323693563264538101449859497 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

The next term is approx 1.10*10^434, which too large to include.

Except for the first term, identical to A082912.

REFERENCES

Boas, R. P. and Wrench, J. W. "Partial Sums of the Harmonic Series." Amer. Math. Monthly 78, 864-870, 1971.

LINKS

Table of n, a(n) for n=1..3.

Eric Weisstein's World of Mathematics, High-Water Mark

CROSSREFS

Cf. A004080.

Sequence in context: A238051 A234919 A183693 * A238308 A179916 A236426

Adjacent sequences:  A096615 A096616 A096617 * A096619 A096620 A096621

KEYWORD

nonn,bref

AUTHOR

Eric W. Weisstein, Jul 01, 2004

STATUS

approved

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Last modified October 24 03:14 EDT 2014. Contains 248491 sequences.