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 | 4 |
| 2 | 11 |
| 3 | 22 |
| 4 | 38 |
| 5 | 58 |
| 6 | 85 |
| 7 | 115 |
| 8 | 149 |
| 9 | 190 |
| 10 | 235 |
| 11 | 280 |
| 12 | 333 |
| 13 | 391 |
| 14 | 453 |
| 15 | 522 |
| 16 | 595 |
| 17 | 668 |
| 18 | 749 |
| 19 | 834 |
| 20 | 922 |
| 21 | 1020 |
| 22 | 1123 |
| 23 | 1223 |
| 24 | 1332 |
| 25 | 1446 |
| 26 | 1561 |
| 27 | 1685 |
| 28 | 1814 |
| 29 | 1941 |
| 30 | 2079 |
| 31 | 2221 |
| 32 | 2363 |
| 33 | 2517 |
| 34 | 2675 |
| 35 | 2828 |
| 36 | 2993 |
| 37 | 3163 |
| 38 | 3333 |
| 39 | 3515 |
| 40 | 3701 |
| 41 | 3882 |
| 42 | 4075 |
| 43 | 4271 |
| 44 | 4466 |
| 45 | 4677 |
| 46 | 4893 |
| 47 | 5101 |