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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.

A136687 Number of palindromes in the range [0,n] inclusive.

Table of values

n a(n)
0 1
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 10
11 11
12 11
13 11
14 11
15 11
16 11
17 11
18 11
19 11
20 11
21 11
22 12
23 12
24 12
25 12
26 12
27 12
28 12
29 12
30 12
31 12
32 12
33 13
34 13
35 13
36 13
37 13
38 13
39 13
40 13
41 13
42 13
43 13
44 14
45 14
46 14
47 14
48 14
49 14
50 14
51 14
52 14
53 14
54 14
55 15
56 15
57 15
58 15
59 15
60 15
61 15
62 15
63 15
64 15
65 15
66 16
67 16
68 16
69 16
70 16
71 16
72 16
73 16
74 16

List of values

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16]

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