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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.

A106708 a(n) is the concatenation of its nontrivial divisors.

Table of values

n a(n)
1 0
2 0
3 0
4 2
5 0
6 23
7 0
8 24
9 3
10 25
11 0
12 2346
13 0
14 27
15 35
16 248
17 0
18 2369
19 0
20 24510
21 37
22 211
23 0
24 2346812
25 5
26 213
27 39
28 24714
29 0
30 23561015
31 0
32 24816
33 311
34 217
35 57
36 234691218
37 0
38 219
39 313
40 24581020
41 0
42 23671421
43 0
44 241122
45 35915
46 223
47 0
48 23468121624
49 7
50 251025
51 317

List of values

[0, 0, 0, 2, 0, 23, 0, 24, 3, 25, 0, 2346, 0, 27, 35, 248, 0, 2369, 0, 24510, 37, 211, 0, 2346812, 5, 213, 39, 24714, 0, 23561015, 0, 24816, 311, 217, 57, 234691218, 0, 219, 313, 24581020, 0, 23671421, 0, 241122, 35915, 223, 0, 23468121624, 7, 251025, 317]

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

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