A044014 Numbers k such that 2 and 4 occur juxtaposed in the base-10 representation of k but not of k+1.

24, 42, 124, 142, 224, 249, 324, 342, 429, 442, 524, 542, 624, 642, 724, 742, 824, 842, 924, 942, 1024, 1042, 1124, 1142, 1224, 1249, 1324, 1342, 1429, 1442, 1524, 1542, 1624, 1642, 1724, 1742, 1824, 1842, 1924, 1942, 2024

Offset

1,1

Links

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

Crossrefs

Sequence in context: A111948 A039411 A043234 * A087093 A118299 A302360

Adjacent sequences: A044011 A044012 A044013 * A044015 A044016 A044017

Keyword

nonn,base

Author

Clark Kimberling

Status

approved