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 | 473267 |
| 2 | 726760 |
| 3 | 1773439 |
| 4 | 1808828 |
| 5 | 1919128 |
| 6 | 2131583 |
| 7 | 2165420 |
| 8 | 2339971 |
| 9 | 2390652 |
| 10 | 2518488 |
| 11 | 2802591 |
| 12 | 2844914 |
| 13 | 2982584 |
| 14 | 2996184 |
| 15 | 3183263 |
| 16 | 3193175 |
| 17 | 3250986 |
| 18 | 3418185 |
| 19 | 3428241 |
| 20 | 3633472 |
| 21 | 3909324 |
| 22 | 3953449 |
| 23 | 4280455 |
| 24 | 4303819 |
| 25 | 4373399 |
| 26 | 4658285 |
| 27 | 4728653 |
| 28 | 4978360 |
| 29 | 5165402 |
| 30 | 5254365 |