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 | 4 |
| 4 | 6 |
| 5 | 9 |
| 6 | 14 |
| 7 | 18 |
| 8 | 24 |
| 9 | 31 |
| 10 | 42 |
| 11 | 51 |
| 12 | 65 |
| 13 | 79 |
| 14 | 97 |
| 15 | 118 |
| 16 | 142 |
| 17 | 167 |
| 18 | 198 |
| 19 | 229 |
| 20 | 271 |
| 21 | 317 |
| 22 | 368 |
| 23 | 419 |
| 24 | 484 |
| 25 | 549 |
| 26 | 628 |
| 27 | 707 |
| 28 | 808 |
| 29 | 905 |
| 30 | 1023 |
| 31 | 1141 |
| 32 | 1283 |
| 33 | 1426 |
| 34 | 1595 |
| 35 | 1762 |
| 36 | 1966 |
| 37 | 2164 |
| 38 | 2393 |
| 39 | 2622 |
| 40 | 2893 |
| 41 | 3164 |
| 42 | 3482 |
| 43 | 3799 |
| 44 | 4167 |
| 45 | 4541 |
| 46 | 4960 |
| 47 | 5379 |
| 48 | 5863 |
| 49 | 6347 |
| 50 | 6896 |
| 51 | 7445 |