A161467 Digital sum of n^3 is 3*(digital sum of n).

3, 15, 24, 27, 30, 36, 51, 54, 66, 72, 108, 129, 135, 141, 150, 156, 162, 183, 225, 234, 240, 255, 270, 282, 300, 309, 336, 339, 342, 351, 354, 357, 360, 363, 366, 393, 405, 408, 435, 456, 462, 483, 492, 504, 510, 528, 540, 555, 582, 609, 615, 624, 627, 633

Offset

1,1

Comments

15 (digital sum = 1+5 = 6) is in the list because 15^3=3375 (digital sum = 3+3+7+5 = 18) and 18 = 3*6.

Links

Table of n, a(n) for n=1..54.

Mathematica

Select[Range[700], Total[IntegerDigits[#^3]]==3Total[IntegerDigits[#]]&] (* Harvey P. Dale, Dec 08 2010 *)

Crossrefs

Sequence in context: A366956 A009210 A142882 * A101133 A061386 A366209

Adjacent sequences: A161464 A161465 A161466 * A161468 A161469 A161470

Keyword

nonn,base

Author

Claudio Meller, Jun 10 2009

Status

approved