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 | 10 |
| 3 | 23 |
| 4 | 42 |
| 5 | 71 |
| 6 | 108 |
| 7 | 151 |
| 8 | 204 |
| 9 | 265 |
| 10 | 336 |
| 11 | 415 |
| 12 | 504 |
| 13 | 605 |
| 14 | 712 |
| 15 | 825 |
| 16 | 956 |
| 17 | 1095 |
| 18 | 1246 |
| 19 | 1409 |
| 20 | 1582 |
| 21 | 1763 |
| 22 | 1956 |
| 23 | 2155 |
| 24 | 2378 |
| 25 | 2607 |
| 26 | 2846 |
| 27 | 3097 |
| 28 | 3360 |
| 29 | 3631 |
| 30 | 3912 |
| 31 | 4205 |
| 32 | 4516 |
| 33 | 4833 |
| 34 | 5170 |
| 35 | 5519 |
| 36 | 5878 |
| 37 | 6251 |
| 38 | 6634 |
| 39 | 7031 |
| 40 | 7440 |
| 41 | 7861 |
| 42 | 8294 |
| 43 | 8737 |
| 44 | 9194 |
| 45 | 9657 |
| 46 | 10136 |
| 47 | 10627 |