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 | 3 |
| 3 | 8 |
| 4 | 18 |
| 5 | 37 |
| 6 | 72 |
| 7 | 136 |
| 8 | 251 |
| 9 | 445 |
| 10 | 770 |
| 11 | 1312 |
| 12 | 2202 |
| 13 | 3632 |
| 14 | 5908 |
| 15 | 9501 |
| 16 | 15111 |
| 17 | 23781 |
| 18 | 37083 |
| 19 | 57293 |
| 20 | 87813 |
| 21 | 133530 |
| 22 | 201574 |
| 23 | 302265 |
| 24 | 450317 |
| 25 | 666743 |
| 26 | 981488 |
| 27 | 1437003 |
| 28 | 2092976 |
| 29 | 3033253 |
| 30 | 4375104 |
| 31 | 6282026 |
| 32 | 8981046 |
| 33 | 12786327 |
| 34 | 18131492 |
| 35 | 25612628 |