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 | 3 |
| 3 | 7 |
| 4 | 11 |
| 5 | 17 |
| 6 | 29 |
| 7 | 47 |
| 8 | 75 |
| 9 | 123 |
| 10 | 199 |
| 11 | 321 |
| 12 | 521 |
| 13 | 843 |
| 14 | 1363 |
| 15 | 2207 |
| 16 | 3571 |
| 17 | 5777 |
| 18 | 9349 |
| 19 | 15127 |
| 20 | 24475 |
| 21 | 39603 |
| 22 | 64079 |
| 23 | 103681 |
| 24 | 167761 |
| 25 | 271443 |
| 26 | 439203 |
| 27 | 710647 |
| 28 | 1149851 |
| 29 | 1860497 |
| 30 | 3010349 |
| 31 | 4870847 |
| 32 | 7881195 |
| 33 | 12752043 |
| 34 | 20633239 |
| 35 | 33385281 |
| 36 | 54018521 |
| 37 | 87403803 |
| 38 | 141422323 |
| 39 | 228826127 |
| 40 | 370248451 |