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 | -7 |
2 | 35 |
3 | -169 |
4 | 803 |
5 | -3805 |
6 | 18011 |
7 | -85237 |
8 | 403355 |
9 | -1908709 |
10 | 9032123 |
11 | -42740485 |
12 | 202250171 |
13 | -957058117 |
14 | 4528847675 |
15 | -21430737349 |
16 | 101411338043 |
17 | -479883604165 |
18 | 2270833596731 |
19 | -10745699955397 |
20 | 50849198151995 |
21 | -240620989179589 |
22 | 1138630746165563 |
23 | -5388058541915845 |