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 | 51 |
| 2 | 105 |
| 3 | 144 |
| 4 | 165 |
| 5 | 234 |
| 6 | 255 |
| 7 | 276 |
| 8 | 630 |
| 9 | 1041 |
| 10 | 2289 |
| 11 | 2325 |
| 12 | 2466 |
| 13 | 4251 |
| 14 | 5460 |
| 15 | 9006 |
| 16 | 9699 |
| 17 | 10380 |
| 18 | 10479 |
| 19 | 12006 |
| 20 | 13701 |
| 21 | 14166 |
| 22 | 15690 |
| 23 | 18090 |
| 24 | 19425 |
| 25 | 20190 |
| 26 | 20295 |
| 27 | 21540 |
| 28 | 26706 |
| 29 | 26796 |
| 30 | 32487 |
| 31 | 32871 |
| 32 | 33684 |
| 33 | 33789 |
| 34 | 35520 |
| 35 | 37455 |
| 36 | 38661 |
| 37 | 41685 |
| 38 | 42771 |
| 39 | 46515 |
| 40 | 47760 |