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 | 173 |
| 3 | 197 |
| 4 | 233 |
| 5 | 257 |
| 6 | 317 |
| 7 | 353 |
| 8 | 593 |
| 9 | 653 |
| 10 | 857 |
| 11 | 1013 |
| 12 | 1097 |
| 13 | 1277 |
| 14 | 1373 |
| 15 | 1553 |
| 16 | 1613 |
| 17 | 1637 |
| 18 | 1697 |
| 19 | 1733 |
| 20 | 1913 |
| 21 | 1973 |
| 22 | 2237 |
| 23 | 2393 |
| 24 | 2417 |
| 25 | 2477 |
| 26 | 2657 |
| 27 | 2693 |
| 28 | 2753 |
| 29 | 2837 |
| 30 | 2957 |
| 31 | 3137 |
| 32 | 3413 |
| 33 | 3617 |
| 34 | 3797 |
| 35 | 4073 |
| 36 | 4133 |
| 37 | 4217 |
| 38 | 4337 |
| 39 | 4373 |
| 40 | 4397 |
| 41 | 4457 |
| 42 | 4493 |