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 | 11 |
| 2 | 1481 |
| 3 | 27701 |
| 4 | 165701 |
| 5 | 317921 |
| 6 | 326141 |
| 7 | 397751 |
| 8 | 558791 |
| 9 | 585911 |
| 10 | 661091 |
| 11 | 716411 |
| 12 | 739391 |
| 13 | 959831 |
| 14 | 1015361 |
| 15 | 1022501 |
| 16 | 1068701 |
| 17 | 1156031 |
| 18 | 1161401 |
| 19 | 1246361 |
| 20 | 1265861 |
| 21 | 1461401 |
| 22 | 1514321 |
| 23 | 1917731 |
| 24 | 1940711 |
| 25 | 2183921 |
| 26 | 2188871 |
| 27 | 2296871 |
| 28 | 2725781 |
| 29 | 2896931 |
| 30 | 3058871 |
| 31 | 3075341 |