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 | 3 |
| 2 | 8 |
| 3 | 19 |
| 4 | 43 |
| 5 | 85 |
| 6 | 171 |
| 7 | 315 |
| 8 | 580 |
| 9 | 1022 |
| 10 | 1766 |
| 11 | 2982 |
| 12 | 4959 |
| 13 | 8081 |
| 14 | 12997 |
| 15 | 20596 |
| 16 | 32261 |
| 17 | 49909 |
| 18 | 76447 |
| 19 | 115872 |
| 20 | 174133 |
| 21 | 259312 |
| 22 | 383206 |
| 23 | 561877 |
| 24 | 818225 |
| 25 | 1183266 |
| 26 | 1700658 |
| 27 | 2429266 |
| 28 | 3450562 |
| 29 | 4874167 |
| 30 | 6850072 |
| 31 | 9578548 |
| 32 | 13331445 |
| 33 | 18469783 |
| 34 | 25478494 |
| 35 | 34999375 |
| 36 | 47887091 |