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 | 1814399 |
| 2 | 604799 |
| 3 | 241919 |
| 4 | 138239 |
| 5 | 75402 |
| 6 | 58003 |
| 7 | 40941 |
| 8 | 34478 |
| 9 | 26982 |
| 10 | 20473 |
| 11 | 18496 |
| 12 | 15008 |
| 13 | 13184 |
| 14 | 12266 |
| 15 | 10957 |
| 16 | 9492 |
| 17 | 8342 |
| 18 | 7920 |
| 19 | 7057 |
| 20 | 6538 |
| 21 | 6248 |
| 22 | 5667 |
| 23 | 5317 |
| 24 | 4874 |
| 25 | 4414 |
| 26 | 4181 |
| 27 | 4057 |
| 28 | 3866 |
| 29 | 3752 |
| 30 | 3582 |
| 31 | 3166 |
| 32 | 3054 |
| 33 | 2911 |
| 34 | 2856 |
| 35 | 2675 |
| 36 | 2640 |
| 37 | 2544 |
| 38 | 2455 |
| 39 | 2399 |