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 | 0 |
| 1 | 3 |
| 2 | 6 |
| 3 | 15 |
| 4 | 32 |
| 5 | 60 |
| 6 | 118 |
| 7 | 212 |
| 8 | 398 |
| 9 | 733 |
| 10 | 1275 |
| 11 | 2296 |
| 12 | 4092 |
| 13 | 6998 |
| 14 | 12310 |
| 15 | 20905 |
| 16 | 36409 |
| 17 | 63092 |
| 18 | 106266 |
| 19 | 182888 |
| 20 | 306865 |
| 21 | 525175 |
| 22 | 896119 |
| 23 | 1496319 |
| 24 | 2542488 |
| 25 | 4310250 |
| 26 | 7170549 |
| 27 | 12116421 |
| 28 | 20119010 |
| 29 | 33899511 |
| 30 | 57028870 |
| 31 | 94452959 |
| 32 | 158530985 |
| 33 | 265735987 |
| 34 | 439197324 |
| 35 | 734794015 |
| 36 | 1213079508 |
| 37 | 2026049861 |