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 | 2 |
| 2 | 307 |
| 3 | 673 |
| 4 | 1039 |
| 5 | 1283 |
| 6 | 2137 |
| 7 | 2381 |
| 8 | 2503 |
| 9 | 3967 |
| 10 | 4211 |
| 11 | 4943 |
| 12 | 5309 |
| 13 | 5431 |
| 14 | 6163 |
| 15 | 6529 |
| 16 | 7993 |
| 17 | 8237 |
| 18 | 8969 |
| 19 | 9091 |
| 20 | 10067 |
| 21 | 10433 |
| 22 | 10799 |
| 23 | 11287 |
| 24 | 11897 |
| 25 | 12263 |
| 26 | 14947 |
| 27 | 15313 |
| 28 | 15679 |
| 29 | 15923 |
| 30 | 16411 |
| 31 | 17021 |
| 32 | 17387 |
| 33 | 17509 |
| 34 | 18119 |
| 35 | 18973 |
| 36 | 19583 |
| 37 | 19949 |
| 38 | 20071 |
| 39 | 20681 |
| 40 | 21169 |