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 | 5 |
| 3 | 7 |
| 4 | 11 |
| 5 | 89 |
| 6 | 359 |
| 7 | 211 |
| 8 | 1913 |
| 9 | 2053 |
| 10 | 1087 |
| 11 | 1657 |
| 12 | 4177 |
| 13 | 2503 |
| 14 | 7993 |
| 15 | 6917 |
| 16 | 4327 |
| 17 | 11213 |
| 18 | 5623 |
| 19 | 24281 |
| 20 | 54251 |
| 21 | 17257 |
| 22 | 31397 |
| 23 | 62383 |
| 24 | 85991 |
| 25 | 25523 |
| 26 | 37747 |
| 27 | 35617 |
| 28 | 259907 |
| 29 | 143053 |
| 30 | 188107 |
| 31 | 181361 |
| 32 | 369581 |
| 33 | 1179109 |
| 34 | 290317 |
| 35 | 190471 |
| 36 | 206699 |
| 37 | 370261 |
| 38 | 1130863 |
| 39 | 162143 |