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 | 3 |
3 | 11 |
4 | 57 |
5 | 359 |
6 | 2793 |
7 | 25871 |
8 | 273297 |
9 | 3268199 |
10 | 44132313 |
11 | 659178431 |
12 | 10710083937 |
13 | 189256343639 |
14 | 3636935896233 |
15 | 75228664345391 |
16 | 1657133255788977 |
17 | 38770903634692679 |
18 | 964609458391250553 |
19 | 25470259163197390751 |
20 | 709595190213796188417 |