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.

A249166 Odd integers concatenated with themselves.

Table of values

n a(n)
1 11
2 33
3 55
4 77
5 99
6 1111
7 1313
8 1515
9 1717
10 1919
11 2121
12 2323
13 2525
14 2727
15 2929
16 3131
17 3333
18 3535
19 3737
20 3939
21 4141
22 4343
23 4545
24 4747
25 4949
26 5151
27 5353
28 5555
29 5757
30 5959
31 6161
32 6363
33 6565
34 6767
35 6969
36 7171
37 7373
38 7575
39 7777
40 7979
41 8181
42 8383
43 8585
44 8787

List of values

[11, 33, 55, 77, 99, 1111, 1313, 1515, 1717, 1919, 2121, 2323, 2525, 2727, 2929, 3131, 3333, 3535, 3737, 3939, 4141, 4343, 4545, 4747, 4949, 5151, 5353, 5555, 5757, 5959, 6161, 6363, 6565, 6767, 6969, 7171, 7373, 7575, 7777, 7979, 8181, 8383, 8585, 8787]