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 | 6 |
| 2 | 12 |
| 3 | 114 |
| 4 | 120 |
| 5 | 324 |
| 6 | 336 |
| 7 | 390 |
| 8 | 420 |
| 9 | 498 |
| 10 | 504 |
| 11 | 540 |
| 12 | 672 |
| 13 | 756 |
| 14 | 768 |
| 15 | 840 |
| 16 | 852 |
| 17 | 876 |
| 18 | 1014 |
| 19 | 1062 |
| 20 | 1092 |
| 21 | 1122 |
| 22 | 1170 |
| 23 | 1188 |
| 24 | 1248 |
| 25 | 1266 |
| 26 | 1314 |
| 27 | 1344 |
| 28 | 1398 |
| 29 | 1440 |
| 30 | 1470 |
| 31 | 1524 |
| 32 | 1758 |
| 33 | 1770 |
| 34 | 1818 |
| 35 | 1860 |
| 36 | 1968 |
| 37 | 2028 |
| 38 | 2046 |
| 39 | 2088 |
| 40 | 2184 |
| 41 | 2190 |
| 42 | 2232 |
| 43 | 2262 |
| 44 | 2268 |
| 45 | 2304 |
| 46 | 2382 |
| 47 | 2430 |