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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.

A116323 n times n+4 gives the concatenation of two numbers m and m+5.

Table of values

n a(n)
1 463
2 534
3 716
4 820
5 3426
6 6571
7 90905
8 980200
9 3636359
10 6363638
11 41176466
12 58823531
13 413533836
14 426573428
15 428571424
16 432620007
17 567379990
18 571428573
19 573426569
20 586466161
21 686261109
22 725274727
23 727272723
24 731321306

List of values

[463, 534, 716, 820, 3426, 6571, 90905, 980200, 3636359, 6363638, 41176466, 58823531, 413533836, 426573428, 428571424, 432620007, 567379990, 571428573, 573426569, 586466161, 686261109, 725274727, 727272723, 731321306]

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

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