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) |
---|---|
0 | 1 |
1 | 3 |
2 | 30 |
3 | 177 |
4 | 1281 |
5 | 8520 |
6 | 58629 |
7 | 397887 |
8 | 2715510 |
9 | 18490533 |
10 | 126023349 |
11 | 858595560 |
12 | 5850498441 |
13 | 39863005323 |
14 | 271617783150 |
15 | 1850725023657 |
16 | 12610357769721 |
17 | 85923544106760 |
18 | 585460036653789 |
19 | 3989166905015367 |
20 | 27181111280961990 |
21 | 185204779320272253 |