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A111652 3n appears n times. 2
3, 6, 6, 9, 9, 9, 12, 12, 12, 12, 15, 15, 15, 15, 15, 18, 18, 18, 18, 18, 18, 21, 21, 21, 21, 21, 21, 21, 24, 24, 24, 24, 24, 24, 24, 24, 27, 27, 27, 27, 27, 27, 27, 27, 27, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 36, 36, 36, 36, 36 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Flatten[Table[Table[3n, {n}], {n, 15}]] (* Harvey P. Dale, Jul 23 2013 *)
CROSSREFS
Sequence in context: A147866 A135702 A108850 * A159787 A184161 A276000
KEYWORD
easy,nonn
AUTHOR
Jonathan Vos Post, Aug 12 2005
STATUS
approved

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Last modified February 28 08:11 EST 2024. Contains 370393 sequences. (Running on oeis4.)