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 | 13 |
1 | -19 |
2 | 162 |
3 | -423 |
4 | 2281 |
5 | -7582 |
6 | 34365 |
7 | -126891 |
8 | 535234 |
9 | -2068495 |
10 | 8463633 |
11 | -33358014 |
12 | 134731957 |
13 | -535524643 |
14 | 2151008226 |
15 | -8580707127 |
16 | 34383896185 |
17 | -137375707486 |
18 | 549921394029 |
19 | -2198589761115 |
20 | 8797227925378 |