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 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 17 |
| 6 | 21 |
| 7 | 206 |
| 8 | 296 |
| 9 | 309 |
| 10 | 314 |
| 11 | 392 |
| 12 | 412 |
| 13 | 444 |
| 14 | 3016 |
| 15 | 3074 |
| 16 | 3182 |
| 17 | 3552 |
| 18 | 3632 |
| 19 | 4944 |
| 20 | 12998 |
| 21 | 52009 |
| 22 | 296448 |
| 23 | 2306507 |
| 24 | 2343809 |
| 25 | 2958948 |
| 26 | 3842106 |
| 27 | 4419666 |
| 28 | 14697047 |
| 29 | 15137567 |
| 30 | 21150749 |
| 31 | 25829523 |
| 32 | 29916818 |
| 33 | 41798278 |
| 34 | 157946358 |
| 35 | 215882549 |
| 36 | 318635303 |
| 37 | 442991424 |