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 | 19 |
| 2 | 43 |
| 3 | 75 |
| 4 | 115 |
| 5 | 163 |
| 6 | 219 |
| 7 | 283 |
| 8 | 355 |
| 9 | 435 |
| 10 | 523 |
| 11 | 619 |
| 12 | 723 |
| 13 | 835 |
| 14 | 955 |
| 15 | 1083 |
| 16 | 1219 |
| 17 | 1363 |
| 18 | 1515 |
| 19 | 1675 |
| 20 | 1843 |
| 21 | 2019 |
| 22 | 2203 |
| 23 | 2395 |
| 24 | 2595 |
| 25 | 2803 |
| 26 | 3019 |
| 27 | 3243 |
| 28 | 3475 |
| 29 | 3715 |
| 30 | 3963 |
| 31 | 4219 |
| 32 | 4483 |
| 33 | 4755 |
| 34 | 5035 |
| 35 | 5323 |
| 36 | 5619 |
| 37 | 5923 |
| 38 | 6235 |
| 39 | 6555 |
| 40 | 6883 |
| 41 | 7219 |
| 42 | 7563 |
| 43 | 7915 |
| 44 | 8275 |
| 45 | 8643 |
| 46 | 9019 |
| 47 | 9403 |