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 | 0 |
| 1 | 1 |
| 2 | 22 |
| 3 | 63 |
| 4 | 124 |
| 5 | 205 |
| 6 | 306 |
| 7 | 427 |
| 8 | 568 |
| 9 | 729 |
| 10 | 910 |
| 11 | 1111 |
| 12 | 1332 |
| 13 | 1573 |
| 14 | 1834 |
| 15 | 2115 |
| 16 | 2416 |
| 17 | 2737 |
| 18 | 3078 |
| 19 | 3439 |
| 20 | 3820 |
| 21 | 4221 |
| 22 | 4642 |
| 23 | 5083 |
| 24 | 5544 |
| 25 | 6025 |
| 26 | 6526 |
| 27 | 7047 |
| 28 | 7588 |
| 29 | 8149 |
| 30 | 8730 |
| 31 | 9331 |
| 32 | 9952 |
| 33 | 10593 |
| 34 | 11254 |
| 35 | 11935 |
| 36 | 12636 |
| 37 | 13357 |
| 38 | 14098 |
| 39 | 14859 |