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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.

A179075 Concatenation of the first n numbers in base n.

Table of values

n a(n)
2 6
3 48
4 436
5 4855
6 67146
7 1120882
8 21913032
9 490328973
10 12345678910
11 345227121316
12 10610896401084
13 355457590375459
14 12887297856859986
15 502684312937210790
16 20988295479420645136
17 933876701895122362393
18 44111544001370512713990
19 2204350295349917301461848

List of values

[6, 48, 436, 4855, 67146, 1120882, 21913032, 490328973, 12345678910, 345227121316, 10610896401084, 355457590375459, 12887297856859986, 502684312937210790, 20988295479420645136, 933876701895122362393, 44111544001370512713990, 2204350295349917301461848]

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

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