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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.

A385386 Triangle read by rows: T(n,k) is the number of polysticks, i.e., connected nonempty subsets of edges, of the n X k flat torus, up to cyclic shifts and reflections of rows and columns; 1 <= k <= n.

Table of values

n a(n)
1 3
2 7
3 40
4 14
5 225
6 6432
7 26
8 1768
9 255451
10 43918404

List of values

[3, 7, 40, 14, 225, 6432, 26, 1768, 255451, 43918404]

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

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