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 | 18731 |
| 2 | 25621 |
| 3 | 28069 |
| 4 | 30059 |
| 5 | 31051 |
| 6 | 44741 |
| 7 | 76913 |
| 8 | 97441 |
| 9 | 103669 |
| 10 | 106681 |
| 11 | 118831 |
| 12 | 128449 |
| 13 | 135089 |
| 14 | 182549 |
| 15 | 202999 |
| 16 | 240491 |
| 17 | 245771 |
| 18 | 249199 |
| 19 | 267569 |
| 20 | 295387 |
| 21 | 347329 |
| 22 | 372751 |
| 23 | 381401 |
| 24 | 435751 |
| 25 | 451337 |
| 26 | 455419 |
| 27 | 471521 |
| 28 | 478099 |
| 29 | 498301 |
| 30 | 516877 |
| 31 | 526441 |
| 32 | 575231 |
| 33 | 577873 |