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.

A283123 a(n) = sigma(9*n).

Table of values

n a(n)
1 13
2 39
3 40
4 91
5 78
6 120
7 104
8 195
9 121
10 234
11 156
12 280
13 182
14 312
15 240
16 403
17 234
18 363
19 260
20 546
21 320
22 468
23 312
24 600
25 403
26 546
27 364
28 728
29 390
30 720
31 416
32 819
33 480
34 702
35 624
36 847
37 494
38 780
39 560
40 1170
41 546
42 960
43 572
44 1092
45 726
46 936
47 624
48 1240
49 741
50 1209

List of values

[13, 39, 40, 91, 78, 120, 104, 195, 121, 234, 156, 280, 182, 312, 240, 403, 234, 363, 260, 546, 320, 468, 312, 600, 403, 546, 364, 728, 390, 720, 416, 819, 480, 702, 624, 847, 494, 780, 560, 1170, 546, 960, 572, 1092, 726, 936, 624, 1240, 741, 1209]

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

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