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 | -11 |
2 | 441 |
3 | -48897 |
4 | 10711449 |
5 | -3898352493 |
6 | 2124846180765 |
7 | -1619764201737297 |
8 | 1645104402411921297 |
9 | -2147066174256624128277 |
10 | 3501336873746919748187493 |
11 | -6976563529004472877778185497 |