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 | 2 |
| 2 | 5 |
| 3 | 10 |
| 4 | 21 |
| 5 | 44 |
| 6 | 73 |
| 7 | 114 |
| 8 | 167 |
| 9 | 250 |
| 10 | 339 |
| 11 | 452 |
| 12 | 583 |
| 13 | 756 |
| 14 | 935 |
| 15 | 1126 |
| 16 | 1359 |
| 17 | 1598 |
| 18 | 1849 |
| 19 | 2130 |
| 20 | 2423 |
| 21 | 2782 |
| 22 | 3201 |
| 23 | 3632 |
| 24 | 4075 |
| 25 | 4566 |
| 26 | 5075 |
| 27 | 5668 |
| 28 | 6309 |
| 29 | 6962 |
| 30 | 7621 |
| 31 | 8304 |
| 32 | 9023 |
| 33 | 9766 |
| 34 | 10527 |
| 35 | 11336 |
| 36 | 12247 |
| 37 | 13200 |
| 38 | 14213 |
| 39 | 15232 |
| 40 | 16263 |
| 41 | 17312 |
| 42 | 18415 |
| 43 | 19638 |
| 44 | 20867 |