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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.

A006944 Number of letters in the n-th ordinal number (in American English).

Table of values

n a(n)
1 5
2 6
3 5
4 6
5 5
6 5
7 7
8 6
9 5
10 5
11 8
12 7
13 10
14 10
15 9
16 9
17 11
18 10
19 10
20 9
21 11
22 12
23 11
24 12
25 11
26 11
27 13
28 12
29 11
30 9
31 11
32 12
33 11
34 12
35 11
36 11
37 13
38 12
39 11
40 8
41 10
42 11
43 10
44 11
45 10
46 10
47 12
48 11
49 10
50 8
51 10
52 11
53 10
54 11
55 10
56 10
57 12
58 11
59 10
60 8
61 10
62 11
63 10
64 11
65 10
66 10
67 12
68 11
69 10
70 10
71 12
72 13
73 12
74 13
75 12
76 12

List of values

[5, 6, 5, 6, 5, 5, 7, 6, 5, 5, 8, 7, 10, 10, 9, 9, 11, 10, 10, 9, 11, 12, 11, 12, 11, 11, 13, 12, 11, 9, 11, 12, 11, 12, 11, 11, 13, 12, 11, 8, 10, 11, 10, 11, 10, 10, 12, 11, 10, 8, 10, 11, 10, 11, 10, 10, 12, 11, 10, 8, 10, 11, 10, 11, 10, 10, 12, 11, 10, 10, 12, 13, 12, 13, 12, 12]

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