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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.

A051337 Number of strongly connected tournaments on n nodes.

Table of values

n a(n)
0 1
1 1
2 0
3 1
4 1
5 6
6 35
7 353
8 6008
9 178133
10 9355949
11 884464590
12 152310149735
13 48234782263293
14 28304491788158056
15 30964247546702883729
16 63468402142317299907481
17 244785748571033855024746438
18 1782909084196274276970660380187
19 24602074618353524534591008760307017

List of values

[1, 1, 0, 1, 1, 6, 35, 353, 6008, 178133, 9355949, 884464590, 152310149735, 48234782263293, 28304491788158056, 30964247546702883729, 63468402142317299907481, 244785748571033855024746438, 1782909084196274276970660380187, 24602074618353524534591008760307017]

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

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