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 | 2 |
| 2 | 7 |
| 3 | 47 |
| 4 | 191 |
| 5 | 383 |
| 6 | 439 |
| 7 | 1151 |
| 8 | 1399 |
| 9 | 2351 |
| 10 | 2879 |
| 11 | 3119 |
| 12 | 3511 |
| 13 | 3559 |
| 14 | 4127 |
| 15 | 5087 |
| 16 | 5431 |
| 17 | 6911 |
| 18 | 8887 |
| 19 | 9127 |
| 20 | 9791 |
| 21 | 9887 |
| 22 | 12391 |
| 23 | 13151 |
| 24 | 14407 |
| 25 | 15551 |
| 26 | 16607 |
| 27 | 19543 |
| 28 | 20399 |
| 29 | 21031 |
| 30 | 21319 |
| 31 | 21839 |
| 32 | 23039 |
| 33 | 25391 |
| 34 | 26399 |
| 35 | 28087 |
| 36 | 28463 |
| 37 | 28711 |
| 38 | 29287 |
| 39 | 33223 |
| 40 | 39551 |
| 41 | 43103 |
| 42 | 44879 |