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) |
|---|---|
| 0 | 1 |
| 1 | 13 |
| 2 | 49 |
| 3 | 109 |
| 4 | 193 |
| 5 | 301 |
| 6 | 433 |
| 7 | 589 |
| 8 | 769 |
| 9 | 973 |
| 10 | 1201 |
| 11 | 1453 |
| 12 | 1729 |
| 13 | 2029 |
| 14 | 2353 |
| 15 | 2701 |
| 16 | 3073 |
| 17 | 3469 |
| 18 | 3889 |
| 19 | 4333 |
| 20 | 4801 |
| 21 | 5293 |
| 22 | 5809 |
| 23 | 6349 |
| 24 | 6913 |
| 25 | 7501 |
| 26 | 8113 |
| 27 | 8749 |
| 28 | 9409 |
| 29 | 10093 |
| 30 | 10801 |
| 31 | 11533 |
| 32 | 12289 |
| 33 | 13069 |
| 34 | 13873 |
| 35 | 14701 |
| 36 | 15553 |
| 37 | 16429 |
| 38 | 17329 |
| 39 | 18253 |
| 40 | 19201 |
| 41 | 20173 |
| 42 | 21169 |