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 | 5 |
| 2 | 23 |
| 3 | 67 |
| 4 | 73 |
| 5 | 151 |
| 6 | 269 |
| 7 | 337 |
| 8 | 421 |
| 9 | 431 |
| 10 | 439 |
| 11 | 557 |
| 12 | 593 |
| 13 | 643 |
| 14 | 733 |
| 15 | 761 |
| 16 | 887 |
| 17 | 1117 |
| 18 | 1171 |
| 19 | 1229 |
| 20 | 1249 |
| 21 | 1319 |
| 22 | 1381 |
| 23 | 1511 |
| 24 | 1543 |
| 25 | 1667 |
| 26 | 1811 |
| 27 | 2063 |
| 28 | 2099 |
| 29 | 2213 |
| 30 | 2333 |
| 31 | 2389 |
| 32 | 2467 |
| 33 | 2539 |
| 34 | 2549 |
| 35 | 2609 |
| 36 | 2707 |
| 37 | 2741 |
| 38 | 2801 |
| 39 | 2927 |
| 40 | 3067 |
| 41 | 3169 |
| 42 | 3191 |
| 43 | 3343 |
| 44 | 3391 |