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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.

A286187 Number of connected induced (non-null) subgraphs of the web graph with 3n nodes.

Table of values

n a(n)
1 6
2 33
3 188
4 985
5 4990
6 24645
7 119712
8 574225
9 2727218
10 12847821
11 60115060
12 279652793
13 1294441894
14 5965567125
15 27387631368
16 125308264225
17 571591760602
18 2600204421405
19 11799376912220
20 53424388364873
21 241398575303374
22 1088727972172389
23 4901842528232304
24 22034981672761649

List of values

[6, 33, 188, 985, 4990, 24645, 119712, 574225, 2727218, 12847821, 60115060, 279652793, 1294441894, 5965567125, 27387631368, 125308264225, 571591760602, 2600204421405, 11799376912220, 53424388364873, 241398575303374, 1088727972172389, 4901842528232304, 22034981672761649]

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

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