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 | 419 |
| 2 | 2339 |
| 3 | 14081 |
| 4 | 45821 |
| 5 | 46349 |
| 6 | 51419 |
| 7 | 56039 |
| 8 | 68489 |
| 9 | 70379 |
| 10 | 108191 |
| 11 | 112601 |
| 12 | 115319 |
| 13 | 131891 |
| 14 | 132749 |
| 15 | 256391 |
| 16 | 267611 |
| 17 | 278879 |
| 18 | 314159 |
| 19 | 328511 |
| 20 | 342449 |
| 21 | 361001 |
| 22 | 385139 |
| 23 | 424841 |
| 24 | 433259 |
| 25 | 470651 |
| 26 | 489689 |
| 27 | 519371 |
| 28 | 573761 |
| 29 | 664691 |
| 30 | 691181 |
| 31 | 694271 |