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.

A072890 The 28-cycle of the n => sigma(n)-n process, where sigma(n) is the sum of divisors of n (A000203).

Table of values

n a(n)
1 14316
2 19116
3 31704
4 47616
5 83328
6 177792
7 295488
8 629072
9 589786
10 294896
11 358336
12 418904
13 366556
14 274924
15 275444
16 243760
17 376736
18 381028
19 285778
20 152990
21 122410
22 97946
23 48976
24 45946
25 22976
26 22744
27 19916
28 17716
29 14316

List of values

[14316, 19116, 31704, 47616, 83328, 177792, 295488, 629072, 589786, 294896, 358336, 418904, 366556, 274924, 275444, 243760, 376736, 381028, 285778, 152990, 122410, 97946, 48976, 45946, 22976, 22744, 19916, 17716, 14316]