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A059572 From Mertens's conjecture (2): Floor(sqrt(n)) - Mertens's function A002321(n). +0
2
0, 1, 2, 3, 4, 3, 4, 4, 5, 4, 5, 5, 6, 5, 4, 5, 6, 6, 7, 7, 6, 5, 6, 6, 7, 6, 6, 6, 7, 8, 9, 9, 8, 7, 6, 7, 8, 7, 6, 6, 7, 8, 9, 9, 9, 8, 9, 9, 10, 10, 9, 9, 10, 10, 9, 9, 8, 7, 8, 8, 9, 8, 8, 9, 8, 9, 10, 10, 9, 10, 11, 11, 12, 11, 11, 11, 10, 11, 12, 12, 13, 12, 13 (list; graph; listen)
OFFSET

1,3

COMMENT

Mertens conjectured that |A002321(n)| < sqrt(n) for all n>1. This is now known to be false.

REFERENCES

D. S. Mitrinovic et al., Handbook of Number Theory, Kluwer, Section VI.2.

LINKS

A. M. Odlyzko and H. J. J. te Riele, Disproof of the Mertens conjecture, J. reine angew. Math., 357 (1985), pp. 138-160.

CROSSREFS

Cf. A059571, A002321.

Sequence in context: A067349 A108414 A097477 this_sequence A031249 A031232 A030583

Adjacent sequences: A059569 A059570 A059571 this_sequence A059573 A059574 A059575

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Feb 16 2001

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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