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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

Table of n, a(n) for n=1..71.

MATHEMATICA

Flatten[Table[Table[3n, {n}], {n, 15}]] (* Harvey P. Dale, Jul 23 2013 *)

CROSSREFS

Cf. A000194, A008585, A111650, A111651.

Sequence in context: A147866 A135702 A108850 * A159787 A184161 A276000

Adjacent sequences:  A111649 A111650 A111651 * A111653 A111654 A111655

KEYWORD

easy,nonn

AUTHOR

Jonathan Vos Post, Aug 12 2005

STATUS

approved

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Last modified January 28 12:46 EST 2022. Contains 350656 sequences. (Running on oeis4.)