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 | 5 |
| 3 | 1 |
| 4 | 55 |
| 5 | 5 |
| 6 | 1 |
| 7 | 935 |
| 8 | 80 |
| 9 | 5 |
| 10 | 1 |
| 11 | 21505 |
| 12 | 1210 |
| 13 | 80 |
| 14 | 5 |
| 15 | 1 |
| 16 | 623645 |
| 17 | 29205 |
| 18 | 1335 |
| 19 | 80 |
| 20 | 5 |
| 21 | 1 |
| 22 | 21827575 |
| 23 | 782595 |
| 24 | 30580 |
| 25 | 1335 |
| 26 | 80 |
| 27 | 5 |
| 28 | 1 |
| 29 | 894930575 |
| 30 | 27002800 |
| 31 | 821095 |
| 32 | 31205 |
| 33 | 1335 |
| 34 | 80 |
| 35 | 5 |
| 36 | 1 |
| 37 | 42061737025 |
| 38 | 1058476100 |
| 39 | 27963925 |
| 40 | 827970 |
| 41 | 31205 |
| 42 | 1335 |
| 43 | 80 |
| 44 | 5 |
| 45 | 1 |
| 46 | 2229272062325 |
| 47 | 48782479625 |