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 | 1 |
| 2 | 9 |
| 3 | 30 |
| 4 | 76 |
| 5 | 141 |
| 6 | 267 |
| 7 | 400 |
| 8 | 624 |
| 9 | 885 |
| 10 | 1249 |
| 11 | 1590 |
| 12 | 2208 |
| 13 | 2689 |
| 14 | 3411 |
| 15 | 4248 |
| 16 | 5248 |
| 17 | 6081 |
| 18 | 7485 |
| 19 | 8530 |
| 20 | 10248 |
| 21 | 11889 |
| 22 | 13687 |
| 23 | 15228 |
| 24 | 17988 |
| 25 | 20053 |
| 26 | 22569 |
| 27 | 25242 |
| 28 | 28588 |
| 29 | 31053 |
| 30 | 35463 |
| 31 | 38284 |
| 32 | 42540 |
| 33 | 46581 |
| 34 | 50893 |
| 35 | 55362 |
| 36 | 61824 |
| 37 | 65857 |
| 38 | 71247 |
| 39 | 76884 |
| 40 | 84388 |
| 41 | 89349 |
| 42 | 97881 |
| 43 | 103342 |