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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.

A073033 A 4-cycle of the k => sigma(k)-k process, where sigma(k) is the sum of divisors of k (A000203).

Table of values

n a(n)
1 18656380
2 20522060
3 28630036
4 24289964
5 18656380
6 20522060
7 28630036
8 24289964
9 18656380
10 20522060
11 28630036
12 24289964
13 18656380
14 20522060
15 28630036
16 24289964
17 18656380
18 20522060
19 28630036
20 24289964
21 18656380
22 20522060
23 28630036
24 24289964

List of values

[18656380, 20522060, 28630036, 24289964, 18656380, 20522060, 28630036, 24289964, 18656380, 20522060, 28630036, 24289964, 18656380, 20522060, 28630036, 24289964, 18656380, 20522060, 28630036, 24289964, 18656380, 20522060, 28630036, 24289964]

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

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