A160938 a(n)= n * digital sum(n+1)

2, 6, 12, 20, 30, 42, 56, 72, 9, 20, 33, 48, 65, 84, 105, 128, 153, 180, 38, 60, 84, 110, 138, 168, 200, 234, 270, 308, 87, 120, 155, 192, 231, 272, 315, 360, 407, 456, 156, 200, 246, 294, 344, 396, 450, 506, 564, 624, 245, 300, 357, 416, 477, 540, 605, 672, 741

Offset

1,1

Comments

a(8)=8xds(9)=8x9=72; a(15)=15xds(16)=15*7=105; a(26)=26xds(27)=26x9=234

Links

Table of n, a(n) for n=1..57.

Crossrefs

Sequence in context: A118373 A077252 A102069 * A160926 A077253 A098734

Adjacent sequences: A160935 A160936 A160937 * A160939 A160940 A160941

Keyword

nonn,base

Author

Claudio Meller, May 30 2009

Status

approved