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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A382681 Conjecturally, the numbers k (not multiples of 5) such that for all x >= 0, k*2^x has a '0' in its decimal expansion.

Table of values

n a(n)
1 7501221
2 7508793
3 10006109
4 10625334
5 12970254
6 15002442
7 15017586
8 15685077
9 17975049
10 20012218
11 20752359
12 21250668
13 22500771
14 23501007
15 24625029
16 24875024
17 25033207
18 25034183
19 25034771
20 25940508
21 29003907
22 29057504
23 29450021
24 29590047
25 29625044
26 29850293
27 30004884
28 30035172
29 30175941

List of values

[7501221, 7508793, 10006109, 10625334, 12970254, 15002442, 15017586, 15685077, 17975049, 20012218, 20752359, 21250668, 22500771, 23501007, 24625029, 24875024, 25033207, 25034183, 25034771, 25940508, 29003907, 29057504, 29450021, 29590047, 29625044, 29850293, 30004884, 30035172, 30175941]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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