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 | 1 |
| 2 | 2039 |
| 3 | 2703 |
| 4 | 30083 |
| 5 | 32155 |
| 6 | 32437 |
| 7 | 86925 |
| 8 | 292101 |
| 9 | 339137 |
| 10 | 430611 |
| 11 | 669371 |
| 12 | 670563 |
| 13 | 727051 |
| 14 | 1161819 |
| 15 | 1534325 |
| 16 | 1541819 |
| 17 | 1543011 |
| 18 | 2027935 |
| 19 | 2718001 |
| 20 | 3266661 |
| 21 | 3273829 |
| 22 | 3730467 |
| 23 | 4805861 |
| 24 | 4806143 |
| 25 | 5534871 |
| 26 | 6371063 |
| 27 | 7834735 |
| 28 | 8926025 |
| 29 | 9293575 |
| 30 | 9664815 |
| 31 | 12629449 |
| 32 | 13645059 |
| 33 | 13645723 |
| 34 | 16510691 |
| 35 | 19947389 |
| 36 | 19952425 |
| 37 | 22519739 |
| 38 | 22520381 |
| 39 | 24820941 |
| 40 | 26657853 |
| 41 | 26658495 |