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 | 11 |
| 2 | 17 |
| 3 | 107 |
| 4 | 227 |
| 5 | 281 |
| 6 | 491 |
| 7 | 563 |
| 8 | 569 |
| 9 | 593 |
| 10 | 659 |
| 11 | 761 |
| 12 | 1187 |
| 13 | 1289 |
| 14 | 1361 |
| 15 | 1427 |
| 16 | 1451 |
| 17 | 1481 |
| 18 | 1553 |
| 19 | 1811 |
| 20 | 1889 |
| 21 | 1913 |
| 22 | 1931 |
| 23 | 2153 |
| 24 | 2243 |
| 25 | 2273 |
| 26 | 2411 |
| 27 | 2441 |
| 28 | 2459 |
| 29 | 2657 |
| 30 | 2939 |
| 31 | 3203 |
| 32 | 3209 |
| 33 | 3329 |
| 34 | 3449 |
| 35 | 3467 |
| 36 | 3593 |
| 37 | 3761 |
| 38 | 3779 |
| 39 | 3803 |
| 40 | 4259 |
| 41 | 4289 |
| 42 | 4457 |