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.

A037123 a(n) = a(n-1) + sum of digits of n.

Table of values

n a(n)
0 0
1 1
2 3
3 6
4 10
5 15
6 21
7 28
8 36
9 45
10 46
11 48
12 51
13 55
14 60
15 66
16 73
17 81
18 90
19 100
20 102
21 105
22 109
23 114
24 120
25 127
26 135
27 144
28 154
29 165
30 168
31 172
32 177
33 183
34 190
35 198
36 207
37 217
38 228
39 240
40 244
41 249
42 255
43 262
44 270
45 279
46 289
47 300
48 312
49 325
50 330
51 336
52 343
53 351
54 360
55 370
56 381

List of values

[0, 1, 3, 6, 10, 15, 21, 28, 36, 45, 46, 48, 51, 55, 60, 66, 73, 81, 90, 100, 102, 105, 109, 114, 120, 127, 135, 144, 154, 165, 168, 172, 177, 183, 190, 198, 207, 217, 228, 240, 244, 249, 255, 262, 270, 279, 289, 300, 312, 325, 330, 336, 343, 351, 360, 370, 381]