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) |
|---|---|
| 0 | 1 |
| 1 | 12 |
| 2 | 13 |
| 3 | 25 |
| 4 | 38 |
| 5 | 63 |
| 6 | 101 |
| 7 | 164 |
| 8 | 265 |
| 9 | 429 |
| 10 | 694 |
| 11 | 1123 |
| 12 | 1817 |
| 13 | 2940 |
| 14 | 4757 |
| 15 | 7697 |
| 16 | 12454 |
| 17 | 20151 |
| 18 | 32605 |
| 19 | 52756 |
| 20 | 85361 |
| 21 | 138117 |
| 22 | 223478 |
| 23 | 361595 |
| 24 | 585073 |
| 25 | 946668 |
| 26 | 1531741 |
| 27 | 2478409 |
| 28 | 4010150 |
| 29 | 6488559 |
| 30 | 10498709 |