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 | 1 |
| 3 | 3 |
| 4 | 5 |
| 5 | 8 |
| 6 | 15 |
| 7 | 26 |
| 8 | 45 |
| 9 | 80 |
| 10 | 140 |
| 11 | 245 |
| 12 | 431 |
| 13 | 756 |
| 14 | 1326 |
| 15 | 2328 |
| 16 | 4085 |
| 17 | 7168 |
| 18 | 12580 |
| 19 | 22076 |
| 20 | 38740 |
| 21 | 67985 |
| 22 | 119305 |
| 23 | 209365 |
| 24 | 367411 |
| 25 | 644761 |
| 26 | 1131476 |
| 27 | 1985603 |
| 28 | 3484490 |
| 29 | 6114853 |
| 30 | 10730820 |
| 31 | 18831276 |
| 32 | 33046585 |
| 33 | 57992715 |
| 34 | 101770120 |
| 35 | 178594110 |
| 36 | 313410816 |
| 37 | 549997641 |