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.

A062287 Palindromic numbers with even digits.

Table of values

n a(n)
1 0
2 2
3 4
4 6
5 8
6 22
7 44
8 66
9 88
10 202
11 222
12 242
13 262
14 282
15 404
16 424
17 444
18 464
19 484
20 606
21 626
22 646
23 666
24 686
25 808
26 828
27 848
28 868
29 888
30 2002
31 2222
32 2442
33 2662
34 2882
35 4004
36 4224
37 4444
38 4664
39 4884
40 6006
41 6226
42 6446
43 6666
44 6886
45 8008
46 8228
47 8448
48 8668

List of values

[0, 2, 4, 6, 8, 22, 44, 66, 88, 202, 222, 242, 262, 282, 404, 424, 444, 464, 484, 606, 626, 646, 666, 686, 808, 828, 848, 868, 888, 2002, 2222, 2442, 2662, 2882, 4004, 4224, 4444, 4664, 4884, 6006, 6226, 6446, 6666, 6886, 8008, 8228, 8448, 8668]

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

Content is available under The OEIS End-User License Agreement.