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.
n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 10 |
4 | 66 |
5 | 518 |
6 | 4484 |
7 | 41424 |
8 | 399900 |
9 | 3983698 |
10 | 40622502 |
11 | 421780380 |
12 | 4442833776 |
13 | 47353725678 |
14 | 509717438804 |
15 | 5532808254500 |
16 | 60492412303032 |
17 | 665570138005230 |
18 | 7363717939202660 |
19 | 81872879608989990 |
20 | 914314572022052508 |
21 | 10251126194392776384 |
22 | 115346231108018654736 |
23 | 1302114832694059544892 |