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 | 17569 |
| 2 | 43781 |
| 3 | 70321 |
| 4 | 229561 |
| 5 | 251231 |
| 6 | 426131 |
| 7 | 426551 |
| 8 | 453289 |
| 9 | 635051 |
| 10 | 727201 |
| 11 | 729791 |
| 12 | 741709 |
| 13 | 944689 |
| 14 | 981091 |
| 15 | 1015309 |
| 16 | 1078081 |
| 17 | 1128761 |
| 18 | 1228429 |
| 19 | 1231229 |
| 20 | 1282961 |
| 21 | 1289149 |
| 22 | 1302349 |
| 23 | 1351099 |
| 24 | 1723481 |
| 25 | 1763159 |
| 26 | 1823779 |
| 27 | 2078339 |
| 28 | 2260889 |
| 29 | 2336519 |
| 30 | 2357879 |