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A084235 Smallest k such that |M(k)| = n^2, where M(x) is Mertens's function A002321. 0
1, 5, 31, 199, 1637, 8507, 24110, 95961, 355541, 1786062, 6473791, 30649362, 109851909, 456774199 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

REFERENCES

Karl Sabbagh, The Riemann Hypothesis, The Greatest Unsolved Problem in Mathematics, Farrar, Straus and Giroux, New York, 2002, page 191.

MATHEMATICA

i = s = 0; Do[ While[ Abs[s] < 2^n, s = s + MoebiusMu[i]; i++ ]; Print[i - 1], {n, 1, 25}]

CROSSREFS

Cf. A051402.

Sequence in context: A014987 A108079 A164038 * A002469 A092636 A178792

Adjacent sequences:  A084232 A084233 A084234 * A084236 A084237 A084238

KEYWORD

nonn,more

AUTHOR

Robert G. Wilson v (rgwv(AT)rgwv.com), May 13 2003

EXTENSIONS

No other entries < 975900000.

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Last modified February 17 08:44 EST 2012. Contains 205998 sequences.