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 | 0 |
1 | 0 |
2 | 0 |
3 | 1 |
4 | 10 |
5 | 125 |
6 | 1890 |
7 | 33621 |
8 | 688506 |
9 | 15958405 |
10 | 413066170 |
11 | 11810819141 |
12 | 369730963602 |
13 | 12577271147805 |
14 | 461980538087250 |
15 | 18223376862518101 |
16 | 768327068469302218 |
17 | 34480595937671194805 |
18 | 1641060381277816308810 |
19 | 82562177153973368528901 |
20 | 4378026144983797903473954 |