A043260 Numbers k such that 8 and 9 occur juxtaposed in the base-10 representation of k but not of k-1.

89, 98, 189, 198, 289, 298, 389, 398, 489, 498, 589, 598, 689, 698, 789, 798, 889, 980, 998, 1089, 1098, 1189, 1198, 1289, 1298, 1389, 1398, 1489, 1498, 1589, 1598, 1689, 1698, 1789, 1798, 1889, 1980, 1998, 2089, 2098, 2189

Offset

1,1

Links

Table of n, a(n) for n=1..41.

Crossrefs

Sequence in context: A166370 A240510 A039437 * A044040 A065318 A226241

Adjacent sequences: A043257 A043258 A043259 * A043261 A043262 A043263

Keyword

nonn,base

Author

Clark Kimberling

Status

approved