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 | 88 |
| 2 | 484 |
| 3 | 525 |
| 4 | 686 |
| 5 | 808 |
| 6 | 2662 |
| 7 | 3773 |
| 8 | 3993 |
| 9 | 4444 |
| 10 | 6666 |
| 11 | 9999 |
| 12 | 14641 |
| 13 | 24442 |
| 14 | 34643 |
| 15 | 36663 |
| 16 | 40804 |
| 17 | 52525 |
| 18 | 134431 |
| 19 | 224422 |
| 20 | 336633 |
| 21 | 1234321 |
| 22 | 1596951 |
| 23 | 2060602 |
| 24 | 3090903 |
| 25 | 11333311 |
| 26 | 14699641 |
| 27 | 22888822 |
| 28 | 66888866 |
| 29 | 104060401 |
| 30 | 125888521 |
| 31 | 134969431 |
| 32 | 367888763 |
| 33 | 413979314 |