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 | 7 |
| 2 | 8 |
| 3 | 22 |
| 4 | 42 |
| 5 | 63 |
| 6 | 106 |
| 7 | 190 |
| 8 | 267 |
| 9 | 428 |
| 10 | 652 |
| 11 | 932 |
| 12 | 1367 |
| 13 | 2017 |
| 14 | 2774 |
| 15 | 3950 |
| 16 | 5539 |
| 17 | 7541 |
| 18 | 10342 |
| 19 | 14184 |
| 20 | 18889 |
| 21 | 25435 |
| 22 | 33974 |
| 23 | 44720 |
| 24 | 58952 |
| 25 | 77550 |
| 26 | 100546 |
| 27 | 130780 |
| 28 | 169273 |
| 29 | 217230 |
| 30 | 278636 |
| 31 | 356566 |
| 32 | 452544 |
| 33 | 574548 |
| 34 | 726938 |
| 35 | 914742 |
| 36 | 1149685 |
| 37 | 1441787 |
| 38 | 1798740 |
| 39 | 2242436 |