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 | 11 |
| 3 | 29 |
| 4 | 149 |
| 5 | 1151 |
| 6 | 1277 |
| 7 | 1931 |
| 8 | 1949 |
| 9 | 2129 |
| 10 | 2237 |
| 11 | 2267 |
| 12 | 2999 |
| 13 | 3251 |
| 14 | 3299 |
| 15 | 3821 |
| 16 | 4049 |
| 17 | 4481 |
| 18 | 4547 |
| 19 | 4721 |
| 20 | 5501 |
| 21 | 6197 |
| 22 | 6449 |
| 23 | 6761 |
| 24 | 6947 |
| 25 | 8999 |
| 26 | 9461 |
| 27 | 9719 |
| 28 | 10007 |
| 29 | 10037 |
| 30 | 10427 |
| 31 | 10937 |
| 32 | 11351 |
| 33 | 11549 |
| 34 | 11777 |
| 35 | 12071 |
| 36 | 13217 |
| 37 | 13829 |
| 38 | 13997 |
| 39 | 14591 |
| 40 | 15727 |
| 41 | 16183 |
| 42 | 17291 |