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 | 1 |
| 3 | 3 |
| 4 | 5 |
| 5 | 9 |
| 6 | 14 |
| 7 | 23 |
| 8 | 34 |
| 9 | 52 |
| 10 | 75 |
| 11 | 109 |
| 12 | 153 |
| 13 | 216 |
| 14 | 296 |
| 15 | 407 |
| 16 | 549 |
| 17 | 739 |
| 18 | 981 |
| 19 | 1300 |
| 20 | 1702 |
| 21 | 2224 |
| 22 | 2879 |
| 23 | 3716 |
| 24 | 4761 |
| 25 | 6083 |
| 26 | 7721 |
| 27 | 9774 |
| 28 | 12306 |
| 29 | 15450 |
| 30 | 19307 |
| 31 | 24064 |
| 32 | 29867 |
| 33 | 36978 |
| 34 | 45614 |
| 35 | 56130 |
| 36 | 68846 |
| 37 | 84250 |
| 38 | 102793 |
| 39 | 125148 |
| 40 | 151955 |
| 41 | 184123 |
| 42 | 222553 |
| 43 | 268482 |