cp's OEIS Frontend

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.

A048699 Nonprime numbers whose sum of aliquot divisors (A001065) is a perfect square.

Table of values

n a(n)
1 1
2 9
3 12
4 15
5 24
6 26
7 56
8 75
9 76
10 90
11 95
12 119
13 122
14 124
15 140
16 143
17 147
18 153
19 176
20 194
21 215
22 243
23 287
24 332
25 363
26 386
27 407
28 477
29 495
30 507
31 511
32 524
33 527
34 536
35 551
36 575
37 688
38 738
39 791
40 794
41 815
42 867
43 871
44 892
45 924
46 935
47 963
48 992
49 1075
50 1083
51 1159
52 1196
53 1199
54 1295
55 1304

List of values

[1, 9, 12, 15, 24, 26, 56, 75, 76, 90, 95, 119, 122, 124, 140, 143, 147, 153, 176, 194, 215, 243, 287, 332, 363, 386, 407, 477, 495, 507, 511, 524, 527, 536, 551, 575, 688, 738, 791, 794, 815, 867, 871, 892, 924, 935, 963, 992, 1075, 1083, 1159, 1196, 1199, 1295, 1304]

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

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