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 | 3 |
| 3 | 7 |
| 4 | 13 |
| 5 | 89 |
| 6 | 2943 |
| 7 | 2945 |
| 8 | 2947 |
| 9 | 2949 |
| 10 | 2951 |
| 11 | 2953 |
| 12 | 50371 |
| 13 | 50375 |
| 14 | 50377 |
| 15 | 50379 |
| 16 | 50381 |
| 17 | 50393 |
| 18 | 50413 |
| 19 | 50423 |
| 20 | 50425 |
| 21 | 50427 |
| 22 | 50429 |
| 23 | 50431 |
| 24 | 50433 |
| 25 | 50435 |
| 26 | 50437 |
| 27 | 50439 |
| 28 | 50445 |
| 29 | 50449 |
| 30 | 50451 |
| 31 | 50503 |
| 32 | 50507 |
| 33 | 50515 |
| 34 | 50517 |
| 35 | 50821 |
| 36 | 50843 |
| 37 | 50853 |
| 38 | 50855 |
| 39 | 50857 |
| 40 | 50859 |
| 41 | 50861 |