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 | 0 |
| 2 | 418 |
| 3 | 616 |
| 4 | 638 |
| 5 | 814 |
| 6 | 836 |
| 7 | 858 |
| 8 | 2101 |
| 9 | 2123 |
| 10 | 2145 |
| 11 | 2167 |
| 12 | 2189 |
| 13 | 2321 |
| 14 | 2343 |
| 15 | 2365 |
| 16 | 2387 |
| 17 | 2541 |
| 18 | 2563 |
| 19 | 2585 |
| 20 | 2761 |
| 21 | 2783 |
| 22 | 2981 |
| 23 | 4103 |
| 24 | 4125 |
| 25 | 4147 |
| 26 | 4169 |
| 27 | 4301 |
| 28 | 4323 |
| 29 | 4345 |
| 30 | 4367 |
| 31 | 4389 |
| 32 | 4521 |
| 33 | 4543 |
| 34 | 4565 |
| 35 | 4587 |
| 36 | 4741 |
| 37 | 4763 |
| 38 | 4785 |
| 39 | 4961 |
| 40 | 4983 |
| 41 | 6105 |
| 42 | 6127 |
| 43 | 6149 |