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 | 1 |
| 3 | 4 |
| 4 | 9 |
| 5 | 18 |
| 6 | 26 |
| 7 | 44 |
| 8 | 57 |
| 9 | 76 |
| 10 | 93 |
| 11 | 135 |
| 12 | 153 |
| 13 | 212 |
| 14 | 245 |
| 15 | 282 |
| 16 | 317 |
| 17 | 414 |
| 18 | 452 |
| 19 | 575 |
| 20 | 624 |
| 21 | 690 |
| 22 | 759 |
| 23 | 935 |
| 24 | 986 |
| 25 | 1103 |
| 26 | 1196 |
| 27 | 1297 |
| 28 | 1378 |
| 29 | 1645 |
| 30 | 1716 |
| 31 | 2024 |
| 32 | 2136 |
| 33 | 2279 |
| 34 | 2427 |
| 35 | 2597 |
| 36 | 2687 |
| 37 | 3110 |
| 38 | 3292 |
| 39 | 3483 |
| 40 | 3606 |
| 41 | 4123 |
| 42 | 4262 |
| 43 | 4837 |
| 44 | 5026 |
| 45 | 5227 |
| 46 | 5485 |
| 47 | 6168 |
| 48 | 6318 |
| 49 | 6725 |