A044278 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give

A044278

Numbers n such that string 3,0 occurs in the base 9 representation of n but not of n-1.

27, 108, 189, 243, 270, 351, 432, 513, 594, 675, 756, 837, 918, 972, 999, 1080, 1161, 1242, 1323, 1404, 1485, 1566, 1647, 1701, 1728, 1809, 1890, 1971, 2052, 2133, 2187, 2295, 2376, 2430, 2457, 2538, 2619, 2700, 2781, 2862

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..40.

CROSSREFS

Sequence in context: A046347 A158549 A254319 * A044659 A244634 A134171

Adjacent sequences: A044275 A044276 A044277 * A044279 A044280 A044281

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved