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 | 2 |
1 | 52 |
2 | 4140 |
3 | 678570 |
4 | 190899322 |
5 | 82864869804 |
6 | 51724158235372 |
7 | 44152005855084346 |
8 | 49631246523618756274 |
9 | 71339801938860275191172 |
10 | 128064670049908713818925644 |
11 | 281600203019560266563340426570 |
12 | 746289892095625330523099540639146 |