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 | 7 |
| 2 | 43 |
| 3 | 61 |
| 4 | 151 |
| 5 | 223 |
| 6 | 241 |
| 7 | 313 |
| 8 | 331 |
| 9 | 421 |
| 10 | 1033 |
| 11 | 1123 |
| 12 | 1213 |
| 13 | 1231 |
| 14 | 1321 |
| 15 | 2113 |
| 16 | 2131 |
| 17 | 2221 |
| 18 | 2311 |
| 19 | 3121 |
| 20 | 4111 |
| 21 | 5011 |
| 22 | 10141 |
| 23 | 11113 |
| 24 | 11131 |
| 25 | 11311 |
| 26 | 12211 |
| 27 | 14011 |
| 28 | 21121 |
| 29 | 21211 |
| 30 | 22111 |
| 31 | 30211 |
| 32 | 101221 |
| 33 | 102121 |
| 34 | 111121 |
| 35 | 111211 |
| 36 | 112111 |
| 37 | 131011 |
| 38 | 310111 |