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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.

A037278 Replace n with concatenation of its divisors.

Table of values

n a(n)
1 1
2 12
3 13
4 124
5 15
6 1236
7 17
8 1248
9 139
10 12510
11 111
12 1234612
13 113
14 12714
15 13515
16 124816
17 117
18 1236918
19 119
20 12451020
21 13721
22 121122
23 123
24 1234681224
25 1525
26 121326
27 13927
28 12471428
29 129
30 12356101530
31 131
32 12481632
33 131133
34 121734
35 15735
36 123469121836
37 137

List of values

[1, 12, 13, 124, 15, 1236, 17, 1248, 139, 12510, 111, 1234612, 113, 12714, 13515, 124816, 117, 1236918, 119, 12451020, 13721, 121122, 123, 1234681224, 1525, 121326, 13927, 12471428, 129, 12356101530, 131, 12481632, 131133, 121734, 15735, 123469121836, 137]

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

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