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 | 3 |
| 2 | 5 |
| 3 | 11 |
| 4 | 41 |
| 5 | 919 |
| 6 | 3517 |
| 7 | 6691 |
| 8 | 13709 |
| 9 | 23669 |
| 10 | 52301 |
| 11 | 83101 |
| 12 | 146051 |
| 13 | 417959 |
| 14 | 777901 |
| 15 | 970231 |
| 16 | 1076401 |
| 17 | 1894117 |
| 18 | 2315069 |
| 19 | 2592269 |
| 20 | 2641469 |
| 21 | 2777111 |
| 22 | 2997227 |
| 23 | 3523343 |
| 24 | 3788843 |
| 25 | 4076257 |
| 26 | 4159231 |
| 27 | 5082059 |
| 28 | 5271961 |
| 29 | 5295569 |
| 30 | 5363801 |
| 31 | 6451931 |