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 | 12 |
| 2 | 23 |
| 3 | 35 |
| 4 | 47 |
| 5 | 613 |
| 6 | 819 |
| 7 | 923 |
| 8 | 1029 |
| 9 | 1237 |
| 10 | 1547 |
| 11 | 1653 |
| 12 | 1759 |
| 13 | 1967 |
| 14 | 2071 |
| 15 | 2173 |
| 16 | 2489 |
| 17 | 2597 |
| 18 | 27103 |
| 19 | 28107 |
| 20 | 35149 |
| 21 | 39167 |
| 22 | 40173 |
| 23 | 45197 |
| 24 | 53241 |
| 25 | 57269 |
| 26 | 58271 |
| 27 | 60281 |
| 28 | 61283 |
| 29 | 69347 |
| 30 | 70349 |
| 31 | 72359 |
| 32 | 79401 |
| 33 | 85439 |
| 34 | 89461 |
| 35 | 90463 |
| 36 | 91467 |
| 37 | 93487 |
| 38 | 96503 |
| 39 | 98521 |
| 40 | 104569 |
| 41 | 108593 |