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 | 99 |
| 2 | 1161 |
| 3 | 6083 |
| 4 | 21141 |
| 5 | 57343 |
| 6 | 131781 |
| 7 | 268983 |
| 8 | 502265 |
| 9 | 875083 |
| 10 | 1442385 |
| 11 | 2271963 |
| 12 | 3445805 |
| 13 | 5061447 |
| 14 | 7233325 |
| 15 | 10094127 |
| 16 | 13796145 |
| 17 | 18512627 |
| 18 | 24439129 |
| 19 | 31794867 |
| 20 | 40824069 |
| 21 | 51797327 |
| 22 | 65012949 |
| 23 | 80798311 |
| 24 | 99511209 |
| 25 | 121541211 |
| 26 | 147311009 |