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 | 667 |
| 3 | 2021 |
| 4 | 4331 |
| 5 | 5767 |
| 6 | 7081 |
| 7 | 7663 |
| 8 | 11021 |
| 9 | 11639 |
| 10 | 12091 |
| 11 | 13837 |
| 12 | 15049 |
| 13 | 20413 |
| 14 | 23213 |
| 15 | 26123 |
| 16 | 31553 |
| 17 | 34933 |
| 18 | 35657 |
| 19 | 35723 |
| 20 | 37909 |
| 21 | 37979 |
| 22 | 38021 |
| 23 | 41449 |
| 24 | 42919 |
| 25 | 44197 |
| 26 | 45113 |
| 27 | 51019 |
| 28 | 53531 |
| 29 | 58339 |
| 30 | 63407 |
| 31 | 66013 |
| 32 | 70531 |
| 33 | 72929 |
| 34 | 73373 |
| 35 | 73903 |
| 36 | 75763 |
| 37 | 83411 |
| 38 | 87361 |
| 39 | 90581 |