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 | 2 |
| 2 | 1499 |
| 3 | 1783 |
| 4 | 9719 |
| 5 | 9311 |
| 6 | 67883 |
| 7 | 134947 |
| 8 | 203317 |
| 9 | 189433 |
| 10 | 560171 |
| 11 | 438533 |
| 12 | 943849 |
| 13 | 640973 |
| 14 | 578827 |
| 15 | 2172383 |
| 16 | 28687 |
| 17 | 1505657 |
| 18 | 7595033 |
| 19 | 2822971 |
| 20 | 1242379 |
| 21 | 22899523 |
| 22 | 9232219 |
| 23 | 5730031 |
| 24 | 12336083 |
| 25 | 3487607 |
| 26 | 35451433 |
| 27 | 12174803 |
| 28 | 10234079 |
| 29 | 84459019 |
| 30 | 68736683 |
| 31 | 44671169 |
| 32 | 85507057 |