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.

A224439 G.f.: A(x) = exp( Sum_{n>=1} sigma(n)^(n-1) * x^n/n ).

Table of values

n a(n)
0 1
1 1
2 2
3 7
4 93
5 357
6 41927
7 80065
8 21483964
9 112388242
10 19973468103
11 25813956365
12 691174602929572
13 695655501206181
14 63995738768530056
15 1469847380380956056
16 1468171845473348201557
17 1477216529008886240457
18 62064992121198579569054696
19 62086294811417506896412871

List of values

[1, 1, 2, 7, 93, 357, 41927, 80065, 21483964, 112388242, 19973468103, 25813956365, 691174602929572, 695655501206181, 63995738768530056, 1469847380380956056, 1468171845473348201557, 1477216529008886240457, 62064992121198579569054696, 62086294811417506896412871]

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

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