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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.

A327129 Number of connected set-systems covering n vertices with at least one edge whose removal (along with any non-covered vertices) disconnects the set-system (non-spanning edge-connectivity 1).

Table of values

n a(n)
0 0
1 1
2 2
3 35
4 2804

List of values

[0, 1, 2, 35, 2804]

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

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