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 | 1 |
| 2 | 4 |
| 3 | 10 |
| 4 | 21 |
| 5 | 40 |
| 6 | 72 |
| 7 | 125 |
| 8 | 212 |
| 9 | 354 |
| 10 | 585 |
| 11 | 960 |
| 12 | 1568 |
| 13 | 2553 |
| 14 | 4148 |
| 15 | 6730 |
| 16 | 10909 |
| 17 | 17672 |
| 18 | 28616 |
| 19 | 46325 |
| 20 | 74980 |
| 21 | 121346 |
| 22 | 196369 |
| 23 | 317760 |
| 24 | 514176 |
| 25 | 831985 |
| 26 | 1346212 |
| 27 | 2178250 |
| 28 | 3524517 |
| 29 | 5702824 |
| 30 | 9227400 |
| 31 | 14930285 |
| 32 | 24157748 |
| 33 | 39088098 |
| 34 | 63245913 |
| 35 | 102334080 |
| 36 | 165580064 |