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A098372 Max{GCD(n, A098371(k)): 1<=k<n}. +0
3
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; listen)
OFFSET

1,4

COMMENT

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

CROSSREFS

Adjacent sequences: A098369 A098370 A098371 this_sequence A098373 A098374 A098375

Sequence in context: A072994 A052126 A094521 this_sequence A138567 A103530 A090924

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Sep 05 2004

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Last modified October 6 16:13 EDT 2008. Contains 144667 sequences.


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