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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.

A382930 a(n) is the smallest k such that A382506(k) + sigma(k) = A000396(n).

Table of values

n	a(n)
1	1
2	4
3	16
4	180
5	2520
6	7207200

List of values

[1, 4, 16, 180, 2520, 7207200]

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

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