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) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 6 |
| 3 | 3 |
| 4 | 125 |
| 5 | 5 |
| 6 | 9 |
| 7 | 743 |
| 8 | 7105 |
| 9 | 59 |
| 10 | 925 |
| 11 | 500 |
| 12 | 943 |
| 13 | 2118 |
| 14 | 41214 |
| 15 | 8415 |
| 16 | 1138949 |
| 17 | 39515 |
| 18 | 7440381 |
| 19 | 11166954 |
| 20 | 18857978 |
| 21 | 254 |
| 22 | 584522 |
| 23 | 467664 |
| 24 | 312408461 |
| 25 | 34395742156 |
| 26 | 218280 |
| 27 | 375035124 |
| 28 | 4990290103 |
| 29 | 28025 |
| 30 | 2667653736605 |
| 31 | 913550 |
| 32 | 199539368422 |