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 | 3 |
| 2 | 8 |
| 3 | 19 |
| 4 | 36 |
| 5 | 67 |
| 6 | 108 |
| 7 | 167 |
| 8 | 234 |
| 9 | 317 |
| 10 | 426 |
| 11 | 553 |
| 12 | 710 |
| 13 | 889 |
| 14 | 1080 |
| 15 | 1291 |
| 16 | 1532 |
| 17 | 1809 |
| 18 | 2092 |
| 19 | 2423 |
| 20 | 2776 |
| 21 | 3143 |
| 22 | 3544 |
| 23 | 3975 |
| 24 | 4436 |
| 25 | 4945 |
| 26 | 5492 |
| 27 | 6055 |
| 28 | 6642 |
| 29 | 7241 |
| 30 | 7858 |
| 31 | 8567 |
| 32 | 9306 |
| 33 | 10079 |
| 34 | 10876 |
| 35 | 11735 |
| 36 | 12612 |
| 37 | 13531 |
| 38 | 14498 |
| 39 | 15489 |
| 40 | 16520 |
| 41 | 17583 |
| 42 | 18670 |
| 43 | 19823 |