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 | -9 |
2 | -30 |
3 | -20 |
4 | 945 |
5 | 8028 |
6 | 19404 |
7 | 18480 |
8 | 6160 |
9 | -1403325 |
10 | -20545650 |
11 | -94064328 |
12 | -200166120 |
13 | -220540320 |
14 | -122522400 |
15 | -27227200 |
16 | 820945125 |
17 | 17610977880 |
18 | 124110533448 |
19 | 431932849920 |
20 | 857710030320 |
21 | 1023307084800 |
22 | 728175127680 |
23 | 285558873600 |
24 | 47593145600 |