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 | 1 |
| 2 | 3 |
| 3 | 4 |
| 4 | 10 |
| 5 | 14 |
| 6 | 32 |
| 7 | 46 |
| 8 | 99 |
| 9 | 145 |
| 10 | 299 |
| 11 | 444 |
| 12 | 887 |
| 13 | 1331 |
| 14 | 2595 |
| 15 | 3926 |
| 16 | 7508 |
| 17 | 11434 |
| 18 | 21526 |
| 19 | 32960 |
| 20 | 61251 |
| 21 | 94211 |
| 22 | 173173 |
| 23 | 267384 |
| 24 | 486925 |
| 25 | 754309 |
| 26 | 1362627 |
| 27 | 2116936 |
| 28 | 3797374 |
| 29 | 5914310 |
| 30 | 10543724 |
| 31 | 16458034 |
| 32 | 29180067 |
| 33 | 45638101 |
| 34 | 80521055 |
| 35 | 126159156 |
| 36 | 221610563 |
| 37 | 347769719 |
| 38 | 608468451 |
| 39 | 956238170 |
| 40 | 1667040776 |