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 | 195 |
| 2 | 5739 |
| 3 | 18459 |
| 4 | 32259 |
| 5 | 33939 |
| 6 | 60291 |
| 7 | 74019 |
| 8 | 169491 |
| 9 | 187131 |
| 10 | 244899 |
| 11 | 276819 |
| 12 | 388179 |
| 13 | 783531 |
| 14 | 902139 |
| 15 | 3588339 |
| 16 | 5041491 |
| 17 | 5145819 |
| 18 | 5193051 |
| 19 | 8687091 |
| 20 | 9637491 |
| 21 | 10227291 |
| 22 | 10910019 |
| 23 | 11341491 |
| 24 | 11757339 |
| 25 | 14834379 |
| 26 | 15354651 |
| 27 | 16115091 |