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 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 5 |
| 6 | 6 |
| 7 | 7 |
| 8 | 510 |
| 9 | 1014 |
| 10 | 2022 |
| 11 | 3030 |
| 12 | 10307 |
| 13 | 12102 |
| 14 | 12255 |
| 15 | 13110 |
| 16 | 60398 |
| 17 | 61215 |
| 18 | 93040 |
| 19 | 100302 |
| 20 | 101310 |
| 21 | 110175 |
| 22 | 122415 |
| 23 | 127533 |
| 24 | 131052 |
| 25 | 131053 |
| 26 | 196447 |
| 27 | 201102 |
| 28 | 202110 |
| 29 | 220335 |
| 30 | 223167 |
| 31 | 245725 |
| 32 | 255045 |
| 33 | 280824 |
| 34 | 306015 |
| 35 | 311232 |
| 36 | 318800 |
| 37 | 325600 |
| 38 | 372112 |
| 39 | 455422 |