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 | 1 |
2 | 4 |
3 | 16 |
4 | 100 |
5 | 676 |
6 | 5776 |
7 | 53824 |
8 | 583696 |
9 | 6864400 |
10 | 90174016 |
11 | 1274204416 |
12 | 19642583104 |
13 | 323196798016 |
14 | 5714394630400 |
15 | 107112895415296 |
16 | 2135062451773696 |
17 | 44858948563673344 |
18 | 994634863541502976 |
19 | 23133227941938073600 |
20 | 564474119626559497216 |
21 | 14388648533002088866816 |