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.

A030147 Palindromes in which parity of digits alternates.

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 4
6 5
7 6
8 7
9 8
10 9
11 101
12 121
13 141
14 161
15 181
16 212
17 232
18 252
19 272
20 292
21 303
22 323
23 343
24 363
25 383
26 414
27 434
28 454
29 474
30 494
31 505
32 525
33 545
34 565
35 585
36 616
37 636
38 656
39 676
40 696
41 707
42 727
43 747
44 767
45 787
46 818
47 838
48 858
49 878
50 898
51 909
52 929
53 949

List of values

[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 101, 121, 141, 161, 181, 212, 232, 252, 272, 292, 303, 323, 343, 363, 383, 414, 434, 454, 474, 494, 505, 525, 545, 565, 585, 616, 636, 656, 676, 696, 707, 727, 747, 767, 787, 818, 838, 858, 878, 898, 909, 929, 949]