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 | 4 |
| 2 | 11 |
| 3 | 22 |
| 4 | 38 |
| 5 | 55 |
| 6 | 74 |
| 7 | 98 |
| 8 | 132 |
| 9 | 173 |
| 10 | 216 |
| 11 | 260 |
| 12 | 306 |
| 13 | 353 |
| 14 | 408 |
| 15 | 473 |
| 16 | 547 |
| 17 | 617 |
| 18 | 681 |
| 19 | 748 |
| 20 | 827 |
| 21 | 918 |
| 22 | 1016 |
| 23 | 1115 |
| 24 | 1214 |
| 25 | 1313 |
| 26 | 1415 |
| 27 | 1526 |
| 28 | 1650 |
| 29 | 1772 |
| 30 | 1889 |
| 31 | 2007 |
| 32 | 2139 |
| 33 | 2281 |
| 34 | 2421 |
| 35 | 2563 |
| 36 | 2711 |
| 37 | 2864 |
| 38 | 3024 |
| 39 | 3193 |
| 40 | 3371 |
| 41 | 3538 |
| 42 | 3693 |
| 43 | 3855 |
| 44 | 4042 |
| 45 | 4244 |
| 46 | 4443 |
| 47 | 4634 |