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 | 1021 |
| 2 | 1321 |
| 3 | 1381 |
| 4 | 1459 |
| 5 | 1877 |
| 6 | 2467 |
| 7 | 2503 |
| 8 | 2657 |
| 9 | 2707 |
| 10 | 3253 |
| 11 | 3313 |
| 12 | 3547 |
| 13 | 3701 |
| 14 | 3733 |
| 15 | 3907 |
| 16 | 4561 |
| 17 | 4817 |
| 18 | 4937 |
| 19 | 5441 |
| 20 | 5443 |
| 21 | 5527 |
| 22 | 5693 |
| 23 | 5839 |
| 24 | 5861 |
| 25 | 6037 |
| 26 | 6131 |
| 27 | 6211 |
| 28 | 6217 |
| 29 | 6277 |
| 30 | 6361 |
| 31 | 6373 |
| 32 | 6569 |
| 33 | 6653 |
| 34 | 7057 |
| 35 | 7243 |
| 36 | 7591 |
| 37 | 7753 |
| 38 | 7817 |
| 39 | 7883 |
| 40 | 8101 |
| 41 | 8123 |
| 42 | 8221 |