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Search: id:A160942
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A160942 a(n)= n * digital sum(n-1) +0
1
0, 2, 6, 12, 20, 30, 42, 56, 72, 90, 11, 24, 39, 56, 75, 96, 119, 144, 171, 200, 42, 66, 92, 120, 150, 182, 216, 252, 290, 330, 93, 128, 165, 204, 245, 288, 333, 380, 429, 480, 164, 210, 258, 308, 360, 414, 470, 528, 588, 650, 255, 312, 371, 432, 495, 560, 627, 696 (list; graph; listen)
OFFSET

1,2

COMMENT

a(8)=8xds(7)=8x7=56; a(15)=15xds(14)=15X5=75; a(26)=26xds(25)=26x7=182

CROSSREFS

Sequence in context: A160926 A077253 A098734 this_sequence A160929 A103505 A002378

Adjacent sequences: A160939 A160940 A160941 this_sequence A160943 A160944 A160945

KEYWORD

nonn,base

AUTHOR

Claudio L Meller (claudiomeller(AT)gmail.com), May 30 2009

page 1

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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.


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