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 | 5 |
| 2 | 13 |
| 3 | 17 |
| 4 | 61 |
| 5 | 101 |
| 6 | 313 |
| 7 | 701 |
| 8 | 1709 |
| 9 | 2617 |
| 10 | 10501 |
| 11 | 42737 |
| 12 | 95369 |
| 13 | 138937 |
| 14 | 267017 |
| 15 | 374321 |