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 | 1217 |
| 2 | 1249 |
| 3 | 1553 |
| 4 | 4049 |
| 5 | 4273 |
| 6 | 4481 |
| 7 | 4993 |
| 8 | 5297 |
| 9 | 6449 |
| 10 | 6481 |
| 11 | 6689 |
| 12 | 7121 |
| 13 | 8081 |
| 14 | 8609 |
| 15 | 9137 |
| 16 | 9281 |
| 17 | 10337 |
| 18 | 10369 |
| 19 | 10433 |
| 20 | 11617 |
| 21 | 11633 |
| 22 | 12577 |
| 23 | 13441 |
| 24 | 13633 |
| 25 | 14321 |
| 26 | 14753 |
| 27 | 15569 |
| 28 | 16417 |
| 29 | 16433 |
| 30 | 16673 |
| 31 | 17137 |
| 32 | 18257 |
| 33 | 18433 |
| 34 | 18481 |
| 35 | 19793 |
| 36 | 20113 |
| 37 | 20353 |
| 38 | 23057 |
| 39 | 23857 |