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 | 1 |
| 2 | 3 |
| 3 | 5 |
| 4 | 27 |
| 5 | 47 |
| 6 | 53 |
| 7 | 137 |
| 8 | 177 |
| 9 | 1024 |
| 10 | 1374 |
| 11 | 1386 |
| 12 | 3326 |
| 13 | 3662 |
| 14 | 3738 |
| 15 | 3756 |
| 16 | 6680 |
| 17 | 6704 |
| 18 | 78506 |
| 19 | 84626 |
| 20 | 84658 |
| 21 | 89480 |
| 22 | 89522 |
| 23 | 91832 |
| 24 | 91880 |
| 25 | 173092 |
| 26 | 173152 |
| 27 | 192882 |
| 28 | 192950 |
| 29 | 524587 |
| 30 | 524661 |
| 31 | 865301 |
| 32 | 865385 |
| 33 | 876543 |
| 34 | 876641 |
| 35 | 890479 |
| 36 | 890583 |
| 37 | 904273 |
| 38 | 904383 |
| 39 | 918859 |
| 40 | 918987 |