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 | 839 |
| 2 | 1583 |
| 3 | 1951 |
| 4 | 2423 |
| 5 | 3967 |
| 6 | 4091 |
| 7 | 4423 |
| 8 | 4567 |
| 9 | 4663 |
| 10 | 4831 |
| 11 | 4999 |
| 12 | 5167 |
| 13 | 5623 |
| 14 | 5791 |
| 15 | 6343 |
| 16 | 6823 |
| 17 | 6967 |
| 18 | 7331 |
| 19 | 7351 |
| 20 | 7499 |
| 21 | 8167 |
| 22 | 9011 |
| 23 | 12619 |
| 24 | 13183 |
| 25 | 13619 |
| 26 | 13931 |
| 27 | 14251 |
| 28 | 15299 |
| 29 | 16619 |
| 30 | 17419 |
| 31 | 18691 |
| 32 | 19163 |
| 33 | 21347 |
| 34 | 21563 |
| 35 | 24019 |
| 36 | 25411 |
| 37 | 28027 |
| 38 | 28163 |
| 39 | 28579 |
| 40 | 29243 |