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 | 1 |
| 2 | 3 |
| 3 | 135 |
| 4 | 336 |
| 5 | 343 |
| 6 | 375 |
| 7 | 1134 |
| 8 | 14406 |
| 9 | 24336 |
| 10 | 41067 |
| 11 | 54756 |
| 12 | 85293 |
| 13 | 321408 |
| 14 | 428544 |
| 15 | 430080 |
| 16 | 1028196 |
| 17 | 1084752 |
| 18 | 1651104 |
| 19 | 1886976 |
| 20 | 2476656 |
| 21 | 2935296 |
| 22 | 3066336 |
| 23 | 3341637 |
| 24 | 3577392 |
| 25 | 4599504 |
| 26 | 4881384 |
| 27 | 5133375 |
| 28 | 5366088 |
| 29 | 5451264 |
| 30 | 8347248 |
| 31 | 8989344 |
| 32 | 9240075 |
| 33 | 9552816 |
| 34 | 9871875 |