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 | 4 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 256 |
6 | -3072 |
7 | 24576 |
8 | -163840 |
9 | 983040 |
10 | -5603328 |
11 | 32112640 |
12 | -195035136 |
13 | 1283457024 |
14 | -8975810560 |
15 | 64281903104 |
16 | -458387095552 |
17 | 3216662069248 |
18 | -22225382014976 |
19 | 152271623028736 |
20 | -1043452104015872 |
21 | 7199883459035136 |
22 | -50175319780360192 |
23 | 353054558068408320 |