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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.

A174498 Topswops (2): number of permutations of cards achieving A000376(n).

Table of values

n a(n)
1 1
2 1
3 2
4 2
5 1
6 4
7 2
8 1
9 1
10 1
11 1
12 4
13 1
14 4
15 2
16 2
17 1
18 1
19 2
20 3

List of values

[1, 1, 2, 2, 1, 4, 2, 1, 1, 1, 1, 4, 1, 4, 2, 2, 1, 1, 2, 3]

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