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 | 25 |
| 2 | 35 |
| 3 | 75 |
| 4 | 225 |
| 5 | 275 |
| 6 | 375 |
| 7 | 525 |
| 8 | 575 |
| 9 | 2275 |
| 10 | 2325 |
| 11 | 2555 |
| 12 | 2775 |
| 13 | 3775 |
| 14 | 5575 |
| 15 | 5775 |
| 16 | 7575 |
| 17 | 7725 |
| 18 | 7755 |
| 19 | 22575 |
| 20 | 22725 |
| 21 | 23275 |
| 22 | 23325 |
| 23 | 23725 |
| 24 | 25275 |
| 25 | 25375 |
| 26 | 25575 |
| 27 | 25725 |
| 28 | 27335 |
| 29 | 27375 |
| 30 | 27775 |
| 31 | 32775 |
| 32 | 37275 |
| 33 | 37775 |
| 34 | 52325 |
| 35 | 53325 |
| 36 | 55225 |
| 37 | 55275 |
| 38 | 55575 |
| 39 | 57375 |