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 | 2 |
| 3 | 3 |
| 4 | 6 |
| 5 | 9 |
| 6 | 15 |
| 7 | 28 |
| 8 | 43 |
| 9 | 71 |
| 10 | 130 |
| 11 | 201 |
| 12 | 331 |
| 13 | 597 |
| 14 | 928 |
| 15 | 1525 |
| 16 | 2720 |
| 17 | 4245 |
| 18 | 6965 |
| 19 | 12315 |
| 20 | 19280 |
| 21 | 31595 |
| 22 | 55472 |
| 23 | 87067 |
| 24 | 142539 |
| 25 | 248802 |
| 26 | 391341 |
| 27 | 640143 |
| 28 | 1111864 |
| 29 | 1752007 |
| 30 | 2863871 |
| 31 | 4953162 |
| 32 | 7817033 |
| 33 | 12770195 |
| 34 | 22004810 |
| 35 | 34775005 |
| 36 | 56779815 |