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 | 2 |
| 6 | 4 |
| 7 | 4 |
| 8 | 8 |
| 9 | 9 |
| 10 | 16 |
| 11 | 20 |
| 12 | 40 |
| 13 | 47 |
| 14 | 83 |
| 15 | 111 |
| 16 | 201 |
| 17 | 259 |
| 18 | 454 |
| 19 | 603 |
| 20 | 1049 |
| 21 | 1432 |
| 22 | 2407 |
| 23 | 3390 |
| 24 | 6006 |
| 25 | 8222 |
| 26 | 13904 |
| 27 | 20304 |
| 28 | 34828 |
| 29 | 50291 |
| 30 | 85817 |
| 31 | 126013 |
| 32 | 217653 |
| 33 | 317894 |
| 34 | 535103 |
| 35 | 798184 |
| 36 | 1367585 |
| 37 | 2008125 |
| 38 | 3360067 |
| 39 | 5048274 |
| 40 | 8499942 |
| 41 | 12623978 |
| 42 | 21023718 |
| 43 | 31552560 |
| 44 | 52575257 |