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 | 11 |
| 2 | 257 |
| 3 | 421 |
| 4 | 503 |
| 5 | 1487 |
| 6 | 1733 |
| 7 | 1979 |
| 8 | 2143 |
| 9 | 2389 |
| 10 | 2963 |
| 11 | 3209 |
| 12 | 3373 |
| 13 | 3701 |
| 14 | 3947 |
| 15 | 4111 |
| 16 | 4357 |
| 17 | 4603 |
| 18 | 4931 |
| 19 | 5669 |
| 20 | 6079 |
| 21 | 6571 |
| 22 | 6653 |
| 23 | 6899 |
| 24 | 7309 |
| 25 | 7883 |
| 26 | 8293 |
| 27 | 8539 |
| 28 | 8867 |
| 29 | 9277 |
| 30 | 9769 |
| 31 | 9851 |
| 32 | 10343 |
| 33 | 10589 |
| 34 | 10753 |
| 35 | 11491 |
| 36 | 12721 |
| 37 | 12967 |
| 38 | 13049 |
| 39 | 14033 |
| 40 | 14197 |
| 41 | 14771 |