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 | 5 |
| 3 | 17 |
| 4 | 23 |
| 5 | 29 |
| 6 | 85 |
| 7 | 125 |
| 8 | 143 |
| 9 | 253 |
| 10 | 313 |
| 11 | 439 |
| 12 | 509 |
| 13 | 563 |
| 14 | 1079 |
| 15 | 1135 |
| 16 | 1307 |
| 17 | 1699 |
| 18 | 3299 |
| 19 | 8431 |
| 20 | 10531 |
| 21 | 11491 |
| 22 | 16819 |
| 23 | 22097 |
| 24 | 24917 |
| 25 | 49787 |
| 26 | 67475 |
| 27 | 76733 |
| 28 | 99391 |
| 29 | 110273 |
| 30 | 111611 |
| 31 | 144379 |
| 32 | 273641 |
| 33 | 308219 |