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) |
|---|---|
| 0 | 1 |
| 1 | 17 |
| 2 | 33 |
| 3 | 49 |
| 4 | 65 |
| 5 | 321 |
| 6 | 337 |
| 7 | 849 |
| 8 | 865 |
| 9 | 1633 |
| 10 | 1649 |
| 11 | 2673 |
| 12 | 6769 |
| 13 | 6785 |
| 14 | 8065 |
| 15 | 20353 |
| 16 | 20369 |
| 17 | 21905 |
| 18 | 46481 |
| 19 | 46497 |
| 20 | 48289 |
| 21 | 89249 |
| 22 | 154785 |
| 23 | 154801 |
| 24 | 156849 |
| 25 | 218289 |
| 26 | 480433 |
| 27 | 480449 |
| 28 | 482753 |
| 29 | 568769 |
| 30 | 1224129 |
| 31 | 1224145 |
| 32 | 1226705 |
| 33 | 1341393 |
| 34 | 2652113 |
| 35 | 3700689 |
| 36 | 3700705 |
| 37 | 3703521 |