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A112773 3 together with primes multiplied by 3. +0
1
3, 6, 9, 15, 21, 33, 39, 51, 57, 69, 87, 93, 111, 123, 129, 141, 159, 177, 183, 201, 213, 219, 237, 249, 267, 291, 303, 309, 321, 327, 339, 381, 393, 411, 417, 447, 453, 471, 489, 501, 519, 537, 543, 573, 579, 591, 597, 633, 669, 681, 687, 699, 717, 723, 753 (list; graph; listen)
OFFSET

1,1

MATHEMATICA

Insert[Table[3Prime[n], {n, 1, 60}], 3, 1] - Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Mar 30 2006

CROSSREFS

Essentially the same as A001748.

Cf. A000040, A001747, A008585, A046315.

Sequence in context: A031940 A007187 A082004 this_sequence A070885 A002597 A057855

Adjacent sequences: A112770 A112771 A112772 this_sequence A112774 A112775 A112776

KEYWORD

easy,nonn

AUTHOR

Jonathan Vos Post (jvospost3(AT)gmail.com) and Ray Chandler (rayjchandler(AT)sbcglobal.net), Oct 15 2005

EXTENSIONS

Edited by N. J. A. Sloane (njas(AT)research.att.com), Apr 28 2008 at the suggestion of Alexander Povolotsky.

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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