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 | 58 |
| 2 | 673 |
| 3 | 3364 |
| 4 | 12481 |
| 5 | 33294 |
| 6 | 79345 |
| 7 | 159688 |
| 8 | 303169 |
| 9 | 521890 |
| 10 | 866881 |
| 11 | 1351788 |
| 12 | 2057473 |
| 13 | 2996854 |
| 14 | 4289041 |
| 15 | 5943184 |
| 16 | 8125825 |
| 17 | 10838538 |
| 18 | 14305249 |
| 19 | 18515380 |
| 20 | 23760961 |
| 21 | 30013918 |
| 22 | 37645873 |
| 23 | 46605144 |
| 24 | 57355201 |
| 25 | 69813874 |
| 26 | 84549505 |