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 | 1 |
2 | 2 |
3 | 10 |
4 | 72 |
5 | 724 |
6 | 9184 |
7 | 142080 |
8 | 2587392 |
9 | 54290256 |
10 | 1289277440 |
11 | 34191270752 |
12 | 1001513996288 |
13 | 32113767783616 |
14 | 1118831623585792 |
15 | 42084750888906240 |
16 | 1699836383279448064 |
17 | 73377208318764134656 |
18 | 3371248736937012363264 |
19 | 164251735270613613412864 |