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 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 9 |
| 6 | 13 |
| 7 | 21 |
| 8 | 29 |
| 9 | 45 |
| 10 | 61 |
| 11 | 93 |
| 12 | 125 |
| 13 | 189 |
| 14 | 253 |
| 15 | 381 |
| 16 | 509 |
| 17 | 765 |
| 18 | 1021 |
| 19 | 1533 |
| 20 | 2045 |
| 21 | 3069 |
| 22 | 4093 |
| 23 | 6141 |
| 24 | 8189 |
| 25 | 12285 |
| 26 | 16381 |
| 27 | 24573 |
| 28 | 32765 |
| 29 | 49149 |
| 30 | 65533 |
| 31 | 98301 |
| 32 | 131069 |
| 33 | 196605 |
| 34 | 262141 |
| 35 | 393213 |
| 36 | 524285 |
| 37 | 786429 |
| 38 | 1048573 |
| 39 | 1572861 |
| 40 | 2097149 |
| 41 | 3145725 |
| 42 | 4194301 |
| 43 | 6291453 |