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 | 26 |
| 4 | 69 |
| 5 | 166 |
| 6 | 365 |
| 7 | 750 |
| 8 | 1446 |
| 9 | 2646 |
| 10 | 4645 |
| 11 | 7856 |
| 12 | 12852 |
| 13 | 20411 |
| 14 | 31626 |
| 15 | 47910 |
| 16 | 71022 |
| 17 | 103342 |
| 18 | 147982 |
| 19 | 208554 |
| 20 | 289572 |
| 21 | 397140 |
| 22 | 538319 |
| 23 | 720965 |
| 24 | 955716 |
| 25 | 1255661 |
| 26 | 1634233 |
| 27 | 2108003 |
| 28 | 2699453 |
| 29 | 3431884 |
| 30 | 4329465 |
| 31 | 5426928 |
| 32 | 6764353 |
| 33 | 8377805 |
| 34 | 10314695 |
| 35 | 12640228 |