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 | 42 |
| 2 | 435 |
| 3 | 2338 |
| 4 | 8688 |
| 5 | 25494 |
| 6 | 63490 |
| 7 | 140148 |
| 8 | 282051 |
| 9 | 527626 |
| 10 | 930237 |
| 11 | 1561638 |
| 12 | 2515786 |
| 13 | 3913014 |
| 14 | 5904564 |
| 15 | 8677480 |
| 16 | 12459861 |
| 17 | 17526474 |
| 18 | 24204727 |
| 19 | 32881002 |
| 20 | 44007348 |
| 21 | 58108534 |
| 22 | 75789462 |
| 23 | 97742940 |
| 24 | 124757815 |
| 25 | 157727466 |
| 26 | 197658657 |