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A053629 Smallest integer where the harmonic mean of a(n) and A005279(n) is an integer. 0
2, 4, 3, 6, 5, 8, 4, 6, 14, 12, 10, 7, 5, 16, 18, 8, 12, 18, 6, 28, 9, 15, 21, 26, 20, 12, 33, 10, 7, 32, 22, 25, 34, 24, 21, 36, 11, 16, 38, 45, 8, 21, 39, 12, 15, 46, 20, 26, 18, 30, 9, 42, 13, 40, 54, 33, 24, 30, 58, 70, 66, 20, 14, 62, 55, 54, 10, 64, 30, 28, 18, 50, 68, 48 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

if m is not in A005279 then smallest integer to have an integer harmonic mean with m is m

LINKS

Table of n, a(n) for n=1..74.

CROSSREFS

Cf. A005279, A046793.

Sequence in context: A182732 A119477 A161920 * A135761 A086305 A073898

Adjacent sequences:  A053626 A053627 A053628 * A053630 A053631 A053632

KEYWORD

nonn

AUTHOR

Henry Bottomley, Mar 20 2000

STATUS

approved

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Last modified May 25 21:30 EDT 2013. Contains 225649 sequences.