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 | 107 |
| 2 | 647 |
| 3 | 2159 |
| 4 | 5399 |
| 5 | 11339 |
| 6 | 21167 |
| 7 | 36287 |
| 8 | 58319 |
| 9 | 89099 |
| 10 | 130679 |
| 11 | 185327 |
| 12 | 255527 |
| 13 | 343979 |
| 14 | 453599 |
| 15 | 587519 |
| 16 | 749087 |
| 17 | 941867 |
| 18 | 1169639 |
| 19 | 1436399 |
| 20 | 1746359 |
| 21 | 2103947 |
| 22 | 2513807 |
| 23 | 2980799 |
| 24 | 3509999 |
| 25 | 4106699 |
| 26 | 4776407 |