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) |
|---|---|
| 2 | 9 |
| 3 | 37 |
| 4 | 81 |
| 5 | 141 |
| 6 | 217 |
| 7 | 309 |
| 8 | 417 |
| 9 | 541 |
| 10 | 681 |
| 11 | 837 |
| 12 | 1009 |
| 13 | 1197 |
| 14 | 1401 |
| 15 | 1621 |
| 16 | 1857 |
| 17 | 2109 |
| 18 | 2377 |
| 19 | 2661 |
| 20 | 2961 |
| 21 | 3277 |
| 22 | 3609 |
| 23 | 3957 |
| 24 | 4321 |
| 25 | 4701 |
| 26 | 5097 |
| 27 | 5509 |
| 28 | 5937 |
| 29 | 6381 |
| 30 | 6841 |
| 31 | 7317 |
| 32 | 7809 |
| 33 | 8317 |
| 34 | 8841 |
| 35 | 9381 |
| 36 | 9937 |
| 37 | 10509 |
| 38 | 11097 |
| 39 | 11701 |
| 40 | 12321 |
| 41 | 12957 |
| 42 | 13609 |
| 43 | 14277 |
| 44 | 14961 |
| 45 | 15661 |