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 | 73 |
| 3 | 151 |
| 4 | 241 |
| 5 | 349 |
| 6 | 481 |
| 7 | 643 |
| 8 | 841 |
| 9 | 1081 |
| 10 | 1369 |
| 11 | 1711 |
| 12 | 2113 |
| 13 | 2581 |
| 14 | 3121 |
| 15 | 3739 |
| 16 | 4441 |
| 17 | 5233 |
| 18 | 6121 |
| 19 | 7111 |
| 20 | 8209 |
| 21 | 9421 |
| 22 | 10753 |
| 23 | 12211 |
| 24 | 13801 |
| 25 | 15529 |
| 26 | 17401 |
| 27 | 19423 |
| 28 | 21601 |
| 29 | 23941 |
| 30 | 26449 |
| 31 | 29131 |
| 32 | 31993 |
| 33 | 35041 |
| 34 | 38281 |
| 35 | 41719 |
| 36 | 45361 |
| 37 | 49213 |
| 38 | 53281 |
| 39 | 57571 |