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) |
|---|---|
| 0 | 1 |
| 1 | 6 |
| 2 | 15 |
| 3 | 37 |
| 4 | 74 |
| 5 | 131 |
| 6 | 213 |
| 7 | 330 |
| 8 | 475 |
| 9 | 653 |
| 10 | 882 |
| 11 | 1163 |
| 12 | 1485 |
| 13 | 1862 |
| 14 | 2307 |
| 15 | 2821 |
| 16 | 3398 |
| 17 | 4043 |
| 18 | 4773 |
| 19 | 5598 |
| 20 | 6499 |
| 21 | 7481 |
| 22 | 8574 |
| 23 | 9779 |
| 24 | 11073 |
| 25 | 12470 |
| 26 | 13995 |
| 27 | 15649 |
| 28 | 17414 |
| 29 | 19295 |
| 30 | 21321 |
| 31 | 23502 |
| 32 | 25807 |
| 33 | 28241 |
| 34 | 30846 |
| 35 | 33623 |
| 36 | 36537 |
| 37 | 39602 |
| 38 | 42855 |
| 39 | 46297 |
| 40 | 49898 |
| 41 | 53663 |
| 42 | 57633 |
| 43 | 61818 |
| 44 | 66175 |
| 45 | 70709 |
| 46 | 75474 |
| 47 | 80471 |
| 48 | 85653 |
| 49 | 91034 |
| 50 | 96663 |