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.

A116154 Numbers k such that k concatenated with itself gives the product of two numbers which differ by 1.

Table of values

n a(n)
1 132
2 406
3 510
4 852
5 7930
6 66942
7 113322
8 440056
9 5289256
10 58477510
11 111333222
12 164378892
13 183673470
14 200444410
15 206611570
16 224376732
17 277008310
18 297520662
19 305024040
20 326530612
21 353505556
22 444000556
23 479289942

List of values

[132, 406, 510, 852, 7930, 66942, 113322, 440056, 5289256, 58477510, 111333222, 164378892, 183673470, 200444410, 206611570, 224376732, 277008310, 297520662, 305024040, 326530612, 353505556, 444000556, 479289942]

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

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