A044531 Numbers n such that string 1,5 occurs in the base 7 representation of n but not of n+1.

12, 61, 90, 110, 159, 208, 257, 306, 355, 404, 433, 453, 502, 551, 636, 649, 698, 747, 776, 796, 845, 894, 943, 992, 1041, 1090, 1119, 1139, 1188, 1237, 1286, 1335, 1384, 1433, 1462, 1482, 1531, 1580, 1629, 1678, 1727, 1776

Offset

1,1

Links

Table of n, a(n) for n=1..42.

Crossrefs

Sequence in context: A232700 A354882 A044150 * A304205 A240002 A114241

Adjacent sequences: A044528 A044529 A044530 * A044532 A044533 A044534

Keyword

nonn,base

Author

Clark Kimberling

Status

approved