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A098372 Max{GCD(n, A098371(k)): 1<=k<n}. 2
1, 1, 1, 2, 1, 2, 1, 4, 3, 2, 1, 6, 1, 2, 5, 4, 1, 6, 1, 10, 7, 2, 1, 12, 5, 2, 9, 7, 1, 10, 1, 16, 11, 2, 7, 18, 1, 2, 13, 10, 1, 14, 1, 22, 15, 2, 1, 16, 7, 10, 3, 13, 1, 18, 11, 28, 19, 2, 1, 30, 1, 2, 21, 16, 13, 22, 1, 4, 23, 14, 1, 36, 1, 2, 15, 19, 11, 26, 1, 40, 27, 2, 1, 42, 5, 2, 29, 22 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

COMMENTS

A098371(n) = #{k: a(n) = GCD(n, A098371(k))}.

LINKS

Table of n, a(n) for n=1..88.

CROSSREFS

Sequence in context: A094521 A321757 A159272 * A177236 A138567 A103530

Adjacent sequences:  A098369 A098370 A098371 * A098373 A098374 A098375

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Sep 05 2004

STATUS

approved

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Last modified October 20 18:19 EDT 2019. Contains 328269 sequences. (Running on oeis4.)