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 | 7 |
| 2 | 20 |
| 3 | 39 |
| 4 | 70 |
| 5 | 107 |
| 6 | 150 |
| 7 | 211 |
| 8 | 278 |
| 9 | 351 |
| 10 | 430 |
| 11 | 527 |
| 12 | 630 |
| 13 | 739 |
| 14 | 866 |
| 15 | 1005 |
| 16 | 1156 |
| 17 | 1313 |
| 18 | 1476 |
| 19 | 1657 |
| 20 | 1850 |
| 21 | 2049 |
| 22 | 2260 |
| 23 | 2483 |
| 24 | 2712 |
| 25 | 2953 |
| 26 | 3224 |
| 27 | 3501 |
| 28 | 3784 |
| 29 | 4091 |
| 30 | 4404 |
| 31 | 4735 |
| 32 | 5072 |
| 33 | 5421 |
| 34 | 5788 |
| 35 | 6161 |
| 36 | 6540 |
| 37 | 6937 |
| 38 | 7346 |
| 39 | 7767 |
| 40 | 8200 |
| 41 | 8639 |
| 42 | 9096 |
| 43 | 9559 |