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 | 2 |
2 | 4 |
3 | 20 |
4 | 160 |
5 | 1112 |
6 | 9424 |
7 | 114788 |
8 | 1453792 |
9 | 19242224 |
10 | 309179104 |
11 | 5533486268 |
12 | 102733943536 |
13 | 2105041949480 |
14 | 47732237414320 |
15 | 1139969559931028 |
16 | 28924667996076736 |
17 | 792458458301707232 |
18 | 22984740550326524608 |
19 | 699915806697250558316 |