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 | 3 |
| 2 | 11 |
| 3 | 19 |
| 4 | 23 |
| 5 | 47 |
| 6 | 73 |
| 7 | 701 |
| 8 | 1361 |
| 9 | 4363 |
| 10 | 9067 |
| 11 | 9749 |
| 12 | 17477 |
| 13 | 18743 |
| 14 | 18839 |
| 15 | 36293 |
| 16 | 70003 |
| 17 | 116101 |
| 18 | 134917 |
| 19 | 366437 |
| 20 | 465061 |
| 21 | 498749 |
| 22 | 501013 |
| 23 | 1844033 |
| 24 | 3590099 |
| 25 | 13305307 |
| 26 | 13341259 |
| 27 | 13341619 |
| 28 | 36229121 |
| 29 | 49069367 |
| 30 | 49570721 |
| 31 | 95550661 |
| 32 | 351427309 |