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 | 0 |
2 | 0 |
3 | 2 |
4 | 25 |
5 | 324 |
6 | 4802 |
7 | 81920 |
8 | 1594323 |
9 | 35000000 |
10 | 857435524 |
11 | 23219011584 |
12 | 689292459245 |
13 | 22272608433152 |
14 | 778478027343750 |
15 | 29273397577908224 |
16 | 1178644785915806503 |
17 | 50599804623580938240 |
18 | 2307531308540969341448 |
19 | 111411200000000000000000 |
20 | 5677927131570439768106049 |