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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.

A308161 Number of isomorphism classes of Eulerian oriented graphs with n vertices.

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 3
5 7
6 24
7 200
8 5479
9 439517
10 91097868
11 48916220147
12 68628518786683
13 254305521019154638
14 2512451288680194070842
15 66741359152815902974086530
16 4802230893555589082929258033462
17 942013815025325986980154281918094498
18 506666364226468633163453153303288094604018

List of values

[1, 1, 1, 2, 3, 7, 24, 200, 5479, 439517, 91097868, 48916220147, 68628518786683, 254305521019154638, 2512451288680194070842, 66741359152815902974086530, 4802230893555589082929258033462, 942013815025325986980154281918094498, 506666364226468633163453153303288094604018]

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

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