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 | 9 |
| 2 | 33 |
| 3 | 37 |
| 4 | 38 |
| 5 | 213 |
| 6 | 217 |
| 7 | 218 |
| 8 | 241 |
| 9 | 242 |
| 10 | 246 |
| 11 | 2313 |
| 12 | 2317 |
| 13 | 2318 |
| 14 | 2341 |
| 15 | 2342 |
| 16 | 2346 |
| 17 | 2521 |
| 18 | 2522 |
| 19 | 2526 |
| 20 | 2550 |
| 21 | 30033 |
| 22 | 30037 |
| 23 | 30038 |
| 24 | 30061 |
| 25 | 30062 |
| 26 | 30066 |
| 27 | 30241 |
| 28 | 30242 |
| 29 | 30246 |
| 30 | 30270 |
| 31 | 32341 |
| 32 | 32342 |
| 33 | 32346 |
| 34 | 32370 |
| 35 | 32550 |
| 36 | 510513 |
| 37 | 510517 |
| 38 | 510518 |
| 39 | 510541 |
| 40 | 510542 |