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 | 131 |
| 2 | 179 |
| 3 | 251 |
| 4 | 419 |
| 5 | 491 |
| 6 | 659 |
| 7 | 971 |
| 8 | 1091 |
| 9 | 1499 |
| 10 | 1811 |
| 11 | 1979 |
| 12 | 2339 |
| 13 | 2531 |
| 14 | 2939 |
| 15 | 3251 |
| 16 | 3299 |
| 17 | 3371 |
| 18 | 3539 |
| 19 | 3779 |
| 20 | 3851 |
| 21 | 4091 |
| 22 | 4211 |
| 23 | 4931 |
| 24 | 5099 |
| 25 | 5171 |
| 26 | 5651 |
| 27 | 6491 |
| 28 | 6659 |
| 29 | 6899 |
| 30 | 6971 |
| 31 | 7019 |
| 32 | 7211 |
| 33 | 7331 |
| 34 | 8219 |
| 35 | 8291 |
| 36 | 9491 |
| 37 | 9539 |
| 38 | 9851 |
| 39 | 10091 |
| 40 | 10139 |
| 41 | 10331 |