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) |
|---|---|
| 0 | 5 |
| 1 | 229 |
| 2 | 731 |
| 3 | 4111 |
| 4 | 8117 |
| 5 | 25189 |
| 6 | 94891 |
| 7 | 137909 |
| 8 | 366803 |
| 9 | 641959 |
| 10 | 830885 |
| 11 | 1341589 |
| 12 | 2549923 |
| 13 | 4504453 |
| 14 | 5371979 |
| 15 | 8803541 |
| 16 | 11932549 |
| 17 | 13799879 |
| 18 | 20843861 |
| 19 | 26956597 |
| 20 | 38735575 |
| 21 | 60493919 |
| 22 | 74542099 |
| 23 | 82483013 |
| 24 | 100393765 |
| 25 | 110446523 |
| 26 | 132966511 |