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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.

A067113 Let N = 0.149162536496481100121... = A001191, the concatenation of the squares. Then a(n) = sum of first n digits of N.

Table of values

n a(n)
1 1
2 5
3 14
4 15
5 21
6 23
7 28
8 31
9 37
10 41
11 50
12 56
13 60
14 68
15 69
16 70
17 70
18 70
19 71
20 73
21 74
22 75
23 79
24 83
25 84
26 90
27 99
28 100
29 109
30 115
31 117
32 119
33 124
34 126
35 131
36 137
37 139
38 147
39 156
40 159
41 161
42 165
43 168
44 174
45 175
46 179
47 179
48 179
49 183
50 187
51 188
52 192
53 200
54 204
55 209
56 211
57 220
58 225
59 232

List of values

[1, 5, 14, 15, 21, 23, 28, 31, 37, 41, 50, 56, 60, 68, 69, 70, 70, 70, 71, 73, 74, 75, 79, 83, 84, 90, 99, 100, 109, 115, 117, 119, 124, 126, 131, 137, 139, 147, 156, 159, 161, 165, 168, 174, 175, 179, 179, 179, 183, 187, 188, 192, 200, 204, 209, 211, 220, 225, 232]

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

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