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 | 983 |
| 2 | 1499 |
| 3 | 1559 |
| 4 | 1583 |
| 5 | 1973 |
| 6 | 2203 |
| 7 | 2347 |
| 8 | 2423 |
| 9 | 2437 |
| 10 | 2473 |
| 11 | 2549 |
| 12 | 2557 |
| 13 | 2579 |
| 14 | 2939 |
| 15 | 2957 |
| 16 | 3049 |
| 17 | 3083 |
| 18 | 3187 |
| 19 | 3191 |
| 20 | 3329 |
| 21 | 3371 |
| 22 | 3389 |
| 23 | 3391 |
| 24 | 3413 |
| 25 | 3499 |
| 26 | 3533 |
| 27 | 3541 |
| 28 | 3547 |
| 29 | 3557 |
| 30 | 3559 |
| 31 | 3659 |
| 32 | 3761 |
| 33 | 3769 |
| 34 | 3797 |
| 35 | 3889 |
| 36 | 3923 |
| 37 | 3931 |
| 38 | 3943 |
| 39 | 4001 |
| 40 | 4049 |
| 41 | 4057 |
| 42 | 4111 |
| 43 | 4133 |