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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.

A038036 Number of nonisomorphic and nonantiisomorphic rings with n elements.

Table of values

n a(n)
1 1
2 2
3 2
4 10
5 2
6 4
7 2
8 46
9 10
10 4
11 2
12 20
13 2
14 4
15 4
16 316
17 2
18 20
19 2
20 20
21 4
22 4
23 2
24 92
25 10
26 4
27 53
28 20
29 2
30 8
31 2

List of values

[1, 2, 2, 10, 2, 4, 2, 46, 10, 4, 2, 20, 2, 4, 4, 316, 2, 20, 2, 20, 4, 4, 2, 92, 10, 4, 53, 20, 2, 8, 2]

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

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