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 | 1 |
1 | 3 |
2 | 51 |
3 | 4129 |
4 | 1439381 |
5 | 814788851 |
6 | 395927618035 |
7 | 155157302244381 |
8 | 51960586962031617 |
9 | 15663181302847575559 |
10 | 4402571746033946222639 |
11 | 1180812802393866826858193 |
12 | 306839347397532891662028733 |