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 | 10 |
| 2 | 18 |
| 3 | 50 |
| 4 | 66 |
| 5 | 154 |
| 6 | 170 |
| 7 | 274 |
| 8 | 290 |
| 9 | 426 |
| 10 | 498 |
| 11 | 810 |
| 12 | 866 |
| 13 | 1226 |
| 14 | 1302 |
| 15 | 1770 |
| 16 | 1846 |
| 17 | 2290 |
| 18 | 2446 |
| 19 | 3154 |
| 20 | 3306 |
| 21 | 4234 |
| 22 | 4398 |
| 23 | 5394 |
| 24 | 5550 |
| 25 | 6474 |
| 26 | 6766 |
| 27 | 8082 |
| 28 | 8338 |
| 29 | 9858 |
| 30 | 10206 |
| 31 | 11882 |
| 32 | 12186 |
| 33 | 13954 |
| 34 | 14354 |
| 35 | 16282 |
| 36 | 16690 |
| 37 | 18730 |
| 38 | 19254 |
| 39 | 21882 |
| 40 | 22398 |
| 41 | 25082 |
| 42 | 25770 |
| 43 | 29042 |
| 44 | 29786 |
| 45 | 33658 |
| 46 | 34342 |
| 47 | 38034 |
| 48 | 38790 |
| 49 | 42514 |
| 50 | 43354 |
| 51 | 47434 |