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.

A098099 Consider the succession of single digits of the positive odd integers: 1 3 5 7 9 1 1 1 3 1 5 1 7 1 9 2 1 2 3 2 5 ... (A031312). This sequence is the lexicographically earliest sequence of distinct positive even integers that produces the same succession of digits.

Table of values

n a(n)
1 1357911131517192
2 12
3 32
4 52
5 72
6 931333537394
7 14
8 34
9 54
10 74
11 951535557596
12 16
13 36
14 56
15 76
16 971737577798
17 18
18 38
19 58
20 78
21 9919395979910
22 110
23 310
24 510
25 710
26 911111311511711912
27 112
28 312
29 512
30 712
31 913113313513713914
32 114
33 314
34 514
35 714

List of values

[1357911131517192, 12, 32, 52, 72, 931333537394, 14, 34, 54, 74, 951535557596, 16, 36, 56, 76, 971737577798, 18, 38, 58, 78, 9919395979910, 110, 310, 510, 710, 911111311511711912, 112, 312, 512, 712, 913113313513713914, 114, 314, 514, 714]