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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.

A118077 Number of edges in the representation of all linear extensions of the inclusion ordering on P({1,...,n}) as distributive lattice contained in P(P({1,...,n})).

Table of values

n a(n)
0 1
1 2
2 6
3 32
4 454
5 35512
6 66584412
7 36566354210304

List of values

[1, 2, 6, 32, 454, 35512, 66584412, 36566354210304]

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

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