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 | 257 |
| 2 | 337 |
| 3 | 881 |
| 4 | 1217 |
| 5 | 1249 |
| 6 | 1553 |
| 7 | 1777 |
| 8 | 2113 |
| 9 | 2593 |
| 10 | 2657 |
| 11 | 2833 |
| 12 | 4049 |
| 13 | 4177 |
| 14 | 4273 |
| 15 | 4481 |
| 16 | 4513 |
| 17 | 4721 |
| 18 | 4993 |
| 19 | 5297 |
| 20 | 6353 |
| 21 | 6449 |
| 22 | 6481 |
| 23 | 6529 |
| 24 | 6689 |
| 25 | 7121 |
| 26 | 7489 |
| 27 | 8081 |
| 28 | 8609 |
| 29 | 9137 |
| 30 | 9281 |
| 31 | 9649 |
| 32 | 10177 |
| 33 | 10337 |
| 34 | 10369 |
| 35 | 10433 |
| 36 | 10657 |
| 37 | 11329 |
| 38 | 11617 |
| 39 | 11633 |
| 40 | 12049 |
| 41 | 12241 |
| 42 | 12577 |