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 | 6 |
| 2 | 16 |
| 3 | 35 |
| 4 | 67 |
| 5 | 118 |
| 6 | 197 |
| 7 | 319 |
| 8 | 506 |
| 9 | 789 |
| 10 | 1215 |
| 11 | 1860 |
| 12 | 2830 |
| 13 | 4290 |
| 14 | 6481 |
| 15 | 9771 |
| 16 | 14708 |
| 17 | 22120 |
| 18 | 33239 |
| 19 | 49921 |
| 20 | 74946 |
| 21 | 112490 |
| 22 | 168807 |
| 23 | 253286 |
| 24 | 380008 |
| 25 | 570095 |
| 26 | 855228 |
| 27 | 1282931 |
| 28 | 1924490 |
| 29 | 2886828 |
| 30 | 4330341 |
| 31 | 6495613 |
| 32 | 9743524 |
| 33 | 14615392 |
| 34 | 21923196 |