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) |
|---|---|
| 2 | 7991 |
| 3 | 4096740829 |
| 4 | 651 |
| 5 | 25056 |
| 6 | 23973 |
| 7 | 41526 |
| 8 | 1302 |
| 9 | 5005333 |
| 10 | 8175 |
| 11 | 504 |
| 12 | 1953 |
| 13 | 2919396 |
| 14 | 13737 |
| 15 | 1054 |
| 16 | 2257 |
| 17 | 1708 |
| 18 | 11521 |
| 19 | 22313 |
| 20 | 16350 |
| 21 | 123098 |
| 22 | 1008 |
| 23 | 1584 |
| 24 | 3906 |
| 25 | 1887 |
| 26 | 89027 |
| 27 | 5335754 |
| 28 | 27474 |
| 29 | 59550082 |
| 30 | 2108 |
| 31 | 1344 |
| 32 | 4514 |
| 33 | 1512 |
| 34 | 3416 |
| 35 | 2925 |
| 36 | 5859 |
| 37 | 494379 |
| 38 | 44626 |
| 39 | 1586993 |
| 40 | 8557 |