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 | 127 |
| 2 | 1123 |
| 3 | 1129 |
| 4 | 1201 |
| 5 | 1213 |
| 6 | 1217 |
| 7 | 1223 |
| 8 | 1229 |
| 9 | 1231 |
| 10 | 1237 |
| 11 | 1249 |
| 12 | 1259 |
| 13 | 1277 |
| 14 | 1279 |
| 15 | 1283 |
| 16 | 1289 |
| 17 | 1291 |
| 18 | 1297 |
| 19 | 2129 |
| 20 | 3121 |
| 21 | 4127 |
| 22 | 4129 |
| 23 | 6121 |
| 24 | 7121 |
| 25 | 7127 |
| 26 | 7129 |
| 27 | 8123 |
| 28 | 9127 |
| 29 | 11213 |
| 30 | 11239 |
| 31 | 11243 |
| 32 | 11251 |
| 33 | 11257 |
| 34 | 11261 |
| 35 | 11273 |
| 36 | 11279 |
| 37 | 11287 |