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 | 9 |
4 | 68 |
5 | 750 |
6 | 11214 |
7 | 216559 |
8 | 5217176 |
9 | 152742528 |
10 | 5324034480 |
11 | 217322508194 |
12 | 10248159667140 |
13 | 551968543756448 |
14 | 33627829222316770 |
15 | 2298114390067518705 |
16 | 174893648144384932176 |
17 | 14727538317383970615352 |
18 | 1364522959678851181512504 |