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 | -2 |
1 | -2 |
2 | 5 |
3 | 11 |
4 | 59 |
5 | 419 |
6 | 839 |
7 | 2503 |
8 | 27701 |
9 | 360337 |
10 | 720703 |
11 | 12252197 |
12 | 232792559 |
13 | 5354228879 |
14 | 26771144371 |
15 | 80313433159 |
16 | 2329089562799 |
17 | 72201776446757 |
18 | 144403552893599 |
19 | 5342931457063157 |
20 | 219060189739591153 |
21 | 9419588158802421517 |
22 | 442720643463713815199 |