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 | 601 |
| 2 | 2671 |
| 3 | 20341 |
| 4 | 24091 |
| 5 | 41941 |
| 6 | 42391 |
| 7 | 55201 |
| 8 | 65701 |
| 9 | 87541 |
| 10 | 125101 |
| 11 | 198811 |
| 12 | 249421 |
| 13 | 355501 |
| 14 | 414691 |
| 15 | 416401 |
| 16 | 428551 |
| 17 | 510061 |
| 18 | 521161 |
| 19 | 541531 |
| 20 | 543871 |
| 21 | 560221 |
| 22 | 603901 |
| 23 | 609601 |
| 24 | 637711 |
| 25 | 663961 |
| 26 | 669661 |
| 27 | 743161 |
| 28 | 770041 |
| 29 | 986131 |
| 30 | 1020961 |
| 31 | 1026661 |
| 32 | 1099711 |
| 33 | 1113181 |
| 34 | 1120501 |