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 | 63 |
| 2 | 127 |
| 3 | 319 |
| 4 | 463 |
| 5 | 475 |
| 6 | 553 |
| 7 | 613 |
| 8 | 867 |
| 9 | 1009 |
| 10 | 1053 |
| 11 | 1167 |
| 12 | 1179 |
| 13 | 1231 |
| 14 | 1245 |
| 15 | 1275 |
| 16 | 1303 |
| 17 | 1471 |
| 18 | 1485 |
| 19 | 1611 |
| 20 | 1675 |
| 21 | 1723 |
| 22 | 1749 |
| 23 | 1869 |
| 24 | 1977 |
| 25 | 2079 |
| 26 | 2251 |
| 27 | 2335 |
| 28 | 2355 |
| 29 | 2439 |
| 30 | 2491 |
| 31 | 2505 |
| 32 | 2523 |
| 33 | 2557 |
| 34 | 2587 |
| 35 | 2647 |
| 36 | 2899 |
| 37 | 3199 |
| 38 | 3325 |
| 39 | 3351 |
| 40 | 3451 |
| 41 | 3465 |