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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.

A382399 Number of subsets of Z_n such that every ordered pair of distinct elements has a different difference.

Table of values

n a(n)
0 1
1 2
2 3
3 7
4 9
5 16
6 19
7 43
8 49
9 100
10 91
11 177
12 193
13 352
14 323
15 691
16 673
17 1242
18 1135
19 2129
20 2041
21 3634
22 3103
23 5843
24 5473
25 9326
26 8139
27 16579
28 14001
29 24796
30 21271
31 38813
32 34369
33 60292
34 49539
35 86451
36 81361
37 131684
38 110391
39 196717
40 171761
41 286878
42 236167
43 419337
44 370569
45 618346
46 501999
47 872415
48 763777
49 1235438
50 1028451

List of values

[1, 2, 3, 7, 9, 16, 19, 43, 49, 100, 91, 177, 193, 352, 323, 691, 673, 1242, 1135, 2129, 2041, 3634, 3103, 5843, 5473, 9326, 8139, 16579, 14001, 24796, 21271, 38813, 34369, 60292, 49539, 86451, 81361, 131684, 110391, 196717, 171761, 286878, 236167, 419337, 370569, 618346, 501999, 872415, 763777, 1235438, 1028451]

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

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