cp's OEIS Frontend

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.

A216400 Numbers k such that the number of times digit 'm' used for writing the decimal representation between 1 to k is equal to k for at least one value of m in the range m = 1 to 9.

Table of values

n a(n)
1 0
2 1
3 199981
4 199982
5 199983
6 199984
7 199985
8 199986
9 199987
10 199988
11 199989
12 199990
13 200000
14 200001
15 1599981
16 1599982
17 1599983
18 1599984
19 1599985
20 1599986
21 1599987
22 1599988
23 1599989
24 1599990
25 2600000
26 2600001
27 13199998
28 28263827
29 35000000
30 35000001
31 35199981

List of values

[0, 1, 199981, 199982, 199983, 199984, 199985, 199986, 199987, 199988, 199989, 199990, 200000, 200001, 1599981, 1599982, 1599983, 1599984, 1599985, 1599986, 1599987, 1599988, 1599989, 1599990, 2600000, 2600001, 13199998, 28263827, 35000000, 35000001, 35199981]

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

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