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 | 3 |
| 2 | 3 |
| 3 | 5 |
| 4 | 8 |
| 5 | 14 |
| 6 | 24 |
| 7 | 40 |
| 8 | 68 |
| 9 | 116 |
| 10 | 196 |
| 11 | 332 |
| 12 | 564 |
| 13 | 956 |
| 14 | 1620 |
| 15 | 2748 |
| 16 | 4660 |
| 17 | 7900 |
| 18 | 13396 |
| 19 | 22716 |
| 20 | 38516 |
| 21 | 65308 |
| 22 | 110740 |
| 23 | 187772 |
| 24 | 318388 |
| 25 | 539868 |
| 26 | 915412 |
| 27 | 1552188 |
| 28 | 2631924 |
| 29 | 4462748 |
| 30 | 7567124 |
| 31 | 12830972 |
| 32 | 21756468 |
| 33 | 36890716 |
| 34 | 62552660 |
| 35 | 106065596 |
| 36 | 179847028 |