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 | 2 |
3 | 5 |
4 | 31 |
5 | 745 |
6 | 89401 |
7 | 64368721 |
8 | 324418353841 |
9 | 13080548026869121 |
10 | 4746669267990266628481 |
11 | 17224713439683079541431852801 |
12 | 687555441429141549439426981886956801 |
13 | 329340156533265088807964627407023326809881601 |