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 | 900 |
| 2 | 1764 |
| 3 | 4356 |
| 4 | 4900 |
| 5 | 6084 |
| 6 | 7560 |
| 7 | 10404 |
| 8 | 11025 |
| 9 | 11880 |
| 10 | 12100 |
| 11 | 12996 |
| 12 | 13440 |
| 13 | 14040 |
| 14 | 16632 |
| 15 | 16900 |
| 16 | 18360 |
| 17 | 19044 |
| 18 | 19656 |
| 19 | 20520 |
| 20 | 21000 |
| 21 | 21120 |
| 22 | 23716 |
| 23 | 24840 |
| 24 | 24960 |
| 25 | 25704 |
| 26 | 27225 |
| 27 | 28728 |
| 28 | 28900 |
| 29 | 29568 |
| 30 | 30276 |
| 31 | 30888 |
| 32 | 31320 |
| 33 | 32640 |
| 34 | 33000 |
| 35 | 33124 |
| 36 | 33480 |
| 37 | 34596 |
| 38 | 34776 |
| 39 | 34944 |