login
A050625
Divisible by 3^k (where k is digit length of a(n)).
1
3, 6, 9, 18, 27, 36, 45, 54, 63, 72, 81, 90, 99, 108, 135, 162, 189, 216, 243, 270, 297, 324, 351, 378, 405, 432, 459, 486, 513, 540, 567, 594, 621, 648, 675, 702, 729, 756, 783, 810, 837, 864, 891, 918, 945, 972, 999, 1053, 1134, 1215, 1296, 1377, 1458
OFFSET
1,1
LINKS
MATHEMATICA
Flatten[Table[3^n*Range[Ceiling[10^(n-1)/3^n], Floor[(10^n-1)/3^n]], {n, 4}]] (* Harvey P. Dale, Feb 26 2015 *)
Select[Range[1500], Mod[#, 3^IntegerLength[#]]==0&] (* Harvey P. Dale, Apr 04 2020 *)
CROSSREFS
KEYWORD
nonn,base,easy
AUTHOR
Patrick De Geest, Jun 15 1999
STATUS
approved