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 | 3 |
| 2 | 29 |
| 3 | 411 |
| 4 | 7757 |
| 5 | 183003 |
| 6 | 5180909 |
| 7 | 171119931 |
| 8 | 6459325517 |
| 9 | 274300290843 |
| 10 | 12942639522989 |
| 11 | 671756887456251 |
| 12 | 38035572830424077 |
| 13 | 2333081451314129883 |
| 14 | 154118411443366428269 |
| 15 | 10907930704590567517371 |
| 16 | 823491157770358707135437 |
| 17 | 66054810199299268861908123 |