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) |
|---|---|
| 3 | 3 |
| 4 | 14 |
| 5 | 39 |
| 6 | 91 |
| 7 | 173 |
| 8 | 307 |
| 9 | 502 |
| 10 | 779 |
| 11 | 1150 |
| 12 | 1651 |
| 13 | 2280 |
| 14 | 3090 |
| 15 | 4090 |
| 16 | 5313 |
| 17 | 6787 |
| 18 | 8564 |
| 19 | 10643 |
| 20 | 13103 |
| 21 | 15948 |
| 22 | 19235 |
| 23 | 23000 |
| 24 | 27316 |
| 25 | 32174 |
| 26 | 37677 |
| 27 | 43849 |
| 28 | 50758 |
| 29 | 58427 |
| 30 | 66978 |
| 31 | 76373 |
| 32 | 86765 |
| 33 | 98171 |
| 34 | 110662 |
| 35 | 124310 |
| 36 | 139202 |
| 37 | 155339 |
| 38 | 172885 |