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 | 15 |
| 2 | 75 |
| 3 | 85 |
| 4 | 95 |
| 5 | 299 |
| 6 | 375 |
| 7 | 377 |
| 8 | 425 |
| 9 | 465 |
| 10 | 475 |
| 11 | 485 |
| 12 | 747 |
| 13 | 901 |
| 14 | 1057 |
| 15 | 1241 |
| 16 | 1271 |
| 17 | 1875 |
| 18 | 2125 |
| 19 | 2375 |
| 20 | 2425 |
| 21 | 2475 |
| 22 | 2485 |
| 23 | 2495 |
| 24 | 2597 |
| 25 | 3473 |
| 26 | 3955 |
| 27 | 4015 |
| 28 | 4531 |
| 29 | 5055 |
| 30 | 6877 |
| 31 | 9039 |
| 32 | 9375 |
| 33 | 10519 |
| 34 | 10553 |
| 35 | 10625 |
| 36 | 10933 |
| 37 | 11397 |
| 38 | 11875 |
| 39 | 12125 |
| 40 | 12375 |
| 41 | 12425 |
| 42 | 12475 |
| 43 | 14415 |
| 44 | 14659 |
| 45 | 15763 |
| 46 | 16485 |
| 47 | 17869 |