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 | 8 |
| 2 | 35 |
| 3 | 160 |
| 4 | 503 |
| 5 | 1834 |
| 6 | 4031 |
| 7 | 8944 |
| 8 | 15803 |
| 9 | 27970 |
| 10 | 52359 |
| 11 | 82150 |
| 12 | 132803 |
| 13 | 201724 |
| 14 | 281231 |
| 15 | 385054 |
| 16 | 533931 |
| 17 | 739310 |
| 18 | 966291 |
| 19 | 1267054 |
| 20 | 1624965 |
| 21 | 2013982 |
| 22 | 2507021 |
| 23 | 3078808 |
| 24 | 3783777 |
| 25 | 4696450 |
| 26 | 5726751 |
| 27 | 6819478 |
| 28 | 8044521 |
| 29 | 9339550 |
| 30 | 10782447 |