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.

A176234 Floor(sqrt(n))-perfect numbers.

Table of values

n a(n)
1 2
2 3
3 4
4 21
5 26
6 27
7 33
8 35
9 38
10 46
11 58
12 62
13 74
14 475
15 605
16 1083
17 1719
18 2007
19 2151
20 2169
21 2259
22 2313
23 2421
24 2431
25 2439
26 2493
27 2529
28 2547
29 2637
30 2737
31 2763
32 2799
33 2979
34 3123
35 3303
36 3357
37 3367
38 3451
39 3619
40 3681
41 3698
42 4255
43 4465
44 4625
45 5035
46 5125
47 5185
48 5695
49 6205

List of values

[2, 3, 4, 21, 26, 27, 33, 35, 38, 46, 58, 62, 74, 475, 605, 1083, 1719, 2007, 2151, 2169, 2259, 2313, 2421, 2431, 2439, 2493, 2529, 2547, 2637, 2737, 2763, 2799, 2979, 3123, 3303, 3357, 3367, 3451, 3619, 3681, 3698, 4255, 4465, 4625, 5035, 5125, 5185, 5695, 6205]

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

Content is available under The OEIS End-User License Agreement.