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 | 1 |
| 2 | 15 |
| 3 | 74 |
| 4 | 237 |
| 5 | 599 |
| 6 | 1301 |
| 7 | 2541 |
| 8 | 4586 |
| 9 | 7785 |
| 10 | 12583 |
| 11 | 19536 |
| 12 | 29327 |
| 13 | 42783 |
| 14 | 60893 |
| 15 | 84827 |
| 16 | 115956 |
| 17 | 155873 |
| 18 | 206415 |
| 19 | 269686 |
| 20 | 348081 |
| 21 | 444311 |
| 22 | 561429 |
| 23 | 702857 |
| 24 | 872414 |
| 25 | 1074345 |
| 26 | 1313351 |
| 27 | 1594620 |
| 28 | 1923859 |
| 29 | 2307327 |
| 30 | 2751869 |
| 31 | 3264951 |
| 32 | 3854696 |
| 33 | 4529921 |
| 34 | 5300175 |
| 35 | 6175778 |