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 | 11 |
| 3 | 19 |
| 4 | 61 |
| 5 | 97 |
| 6 | 107 |
| 7 | 131 |
| 8 | 181 |
| 9 | 251 |
| 10 | 271 |
| 11 | 397 |
| 12 | 401 |
| 13 | 419 |
| 14 | 467 |
| 15 | 557 |
| 16 | 601 |
| 17 | 677 |
| 18 | 727 |
| 19 | 907 |
| 20 | 929 |
| 21 | 1129 |
| 22 | 1297 |
| 23 | 1439 |
| 24 | 1481 |
| 25 | 1609 |
| 26 | 1699 |
| 27 | 1747 |
| 28 | 1901 |
| 29 | 1931 |
| 30 | 2027 |
| 31 | 2029 |
| 32 | 2099 |
| 33 | 2221 |
| 34 | 2267 |
| 35 | 2357 |
| 36 | 2377 |
| 37 | 2557 |
| 38 | 2617 |
| 39 | 2879 |
| 40 | 3001 |
| 41 | 3019 |
| 42 | 3121 |
| 43 | 3259 |
| 44 | 3371 |
| 45 | 3407 |
| 46 | 3457 |
| 47 | 3527 |