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) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 3 |
| 6 | 4 |
| 7 | 6 |
| 8 | 9 |
| 9 | 13 |
| 10 | 19 |
| 11 | 28 |
| 12 | 42 |
| 13 | 62 |
| 14 | 91 |
| 15 | 135 |
| 16 | 204 |
| 17 | 304 |
| 18 | 450 |
| 19 | 674 |
| 20 | 1016 |
| 21 | 1519 |
| 22 | 2267 |
| 23 | 3408 |
| 24 | 5138 |
| 25 | 7718 |
| 26 | 11574 |
| 27 | 17431 |
| 28 | 26325 |
| 29 | 39653 |
| 30 | 59637 |
| 31 | 89962 |
| 32 | 136038 |
| 33 | 205288 |
| 34 | 309398 |
| 35 | 467365 |
| 36 | 707419 |
| 37 | 1069043 |
| 38 | 1613776 |
| 39 | 2440562 |
| 40 | 3697006 |
| 41 | 5593116 |
| 42 | 8454010 |
| 43 | 12797766 |
| 44 | 19398770 |
| 45 | 29374186 |
| 46 | 44446508 |