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 | 331 |
| 7 | 1014 |
| 8 | 1045 |
| 9 | 1135 |
| 10 | 1145 |
| 11 | 1151 |
| 12 | 1440 |
| 13 | 1504 |
| 14 | 3142 |
| 15 | 3225 |
| 16 | 3321 |
| 17 | 3332 |
| 18 | 3402 |
| 19 | 5003 |
| 20 | 5143 |
| 21 | 10104 |
| 22 | 10225 |
| 23 | 10335 |
| 24 | 10350 |
| 25 | 10420 |
| 26 | 10542 |
| 27 | 11023 |
| 28 | 11132 |
| 29 | 11240 |
| 30 | 11324 |
| 31 | 11425 |
| 32 | 11520 |
| 33 | 11552 |
| 34 | 12103 |
| 35 | 12213 |
| 36 | 12223 |
| 37 | 12235 |
| 38 | 12320 |
| 39 | 13014 |
| 40 | 13341 |