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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.

A320923 Heinz numbers of connected graphical partitions.

Table of values

n a(n)
1 4
2 12
3 27
4 36
5 40
6 81
7 90
8 108
9 112
10 120
11 225
12 243
13 252
14 270
15 300
16 324
17 336
18 352
19 360
20 400
21 567
22 625
23 630
24 675
25 729
26 750
27 756
28 792
29 810
30 832
31 840
32 900
33 972
34 1000
35 1008
36 1056
37 1080
38 1120
39 1200
40 1323
41 1575
42 1701
43 1750
44 1764
45 1782
46 1872
47 1875
48 1890
49 1980
50 2025

List of values

[4, 12, 27, 36, 40, 81, 90, 108, 112, 120, 225, 243, 252, 270, 300, 324, 336, 352, 360, 400, 567, 625, 630, 675, 729, 750, 756, 792, 810, 832, 840, 900, 972, 1000, 1008, 1056, 1080, 1120, 1200, 1323, 1575, 1701, 1750, 1764, 1782, 1872, 1875, 1890, 1980, 2025]

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

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