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 | 2 |
3 | 7 |
4 | 40 |
5 | 321 |
6 | 3216 |
7 | 38263 |
8 | 530048 |
9 | 8423425 |
10 | 151248640 |
11 | 3026679591 |
12 | 66766414848 |
13 | 1609663922881 |
14 | 42114534017024 |
15 | 1188556743874711 |
16 | 35992306103517184 |
17 | 1164129150556067841 |
18 | 40053439019074387968 |