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.

A207833 E.g.f.: T(T(x)), where T(x) is the e.g.f. for labeled rooted trees, A000169.

Table of values

n a(n)
1 1
2 4
3 30
4 332
5 4880
6 89742
7 1986124
8 51471800
9 1530489744
10 51395228090
11 1924687118684
12 79553145323940
13 3598161485778808
14 176797212122233094
15 9378715234039802340
16 534259395682874552048
17 32528761111972930621472
18 2108146039402630977388530
19 144899759883703796130871468
20 10528261771566724089621962780

List of values

[1, 4, 30, 332, 4880, 89742, 1986124, 51471800, 1530489744, 51395228090, 1924687118684, 79553145323940, 3598161485778808, 176797212122233094, 9378715234039802340, 534259395682874552048, 32528761111972930621472, 2108146039402630977388530, 144899759883703796130871468, 10528261771566724089621962780]

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

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