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.

A045638 Palindromic and divisible by 3.

Table of values

n a(n)
1 0
2 3
3 6
4 9
5 33
6 66
7 99
8 111
9 141
10 171
11 222
12 252
13 282
14 303
15 333
16 363
17 393
18 414
19 444
20 474
21 525
22 555
23 585
24 606
25 636
26 666
27 696
28 717
29 747
30 777
31 828
32 858
33 888
34 909
35 939
36 969
37 999
38 1221
39 1551
40 1881
41 2112
42 2442
43 2772
44 3003
45 3333
46 3663
47 3993
48 4224
49 4554
50 4884
51 5115

List of values

[0, 3, 6, 9, 33, 66, 99, 111, 141, 171, 222, 252, 282, 303, 333, 363, 393, 414, 444, 474, 525, 555, 585, 606, 636, 666, 696, 717, 747, 777, 828, 858, 888, 909, 939, 969, 999, 1221, 1551, 1881, 2112, 2442, 2772, 3003, 3333, 3663, 3993, 4224, 4554, 4884, 5115]