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) |
---|---|
1 | 1 |
2 | -5 |
3 | 10 |
4 | -45 |
5 | 110 |
6 | -421 |
7 | 1148 |
8 | -4037 |
9 | 11697 |
10 | -39250 |
11 | 117736 |
12 | -384657 |
13 | 1177235 |
14 | -3787218 |
15 | 11727187 |
16 | -37389217 |
17 | 116571621 |
18 | -369712938 |
19 | 1157315631 |
20 | -3659226205 |
21 | 11481436216 |
22 | -36237006073 |
23 | 113856243558 |
24 | -358967583724 |
25 | 1128781753801 |
26 | -3556642214960 |
27 | 11189229179710 |