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 | 53 |
| 2 | 20543 |
| 3 | 47843 |
| 4 | 176227 |
| 5 | 396953 |
| 6 | 471187 |
| 7 | 995887 |
| 8 | 1083113 |
| 9 | 1867253 |
| 10 | 5022653 |
| 11 | 17449567 |
| 12 | 22873583 |
| 13 | 32003407 |
| 14 | 38673847 |
| 15 | 59808803 |
| 16 | 96144127 |
| 17 | 113561243 |
| 18 | 143570873 |
| 19 | 164563687 |
| 20 | 225835807 |
| 21 | 238818893 |
| 22 | 272773499 |
| 23 | 286557983 |
| 24 | 349504957 |