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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.

A082402 Number of n-node labeled weakly connected acyclic digraphs.

Table of values

n a(n)
0 0
1 1
2 2
3 18
4 446
5 26430
6 3596762
7 1111506858
8 774460794326
9 1206342801843750
10 4162927142993589122
11 31557464707483035620178
12 521560130632321900618457246
13 18669813048017298278379855511470

List of values

[0, 1, 2, 18, 446, 26430, 3596762, 1111506858, 774460794326, 1206342801843750, 4162927142993589122, 31557464707483035620178, 521560130632321900618457246, 18669813048017298278379855511470]

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

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