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 | 12 |
4 | 200 |
5 | 4160 |
6 | 99862 |
7 | 2767792 |
8 | 87200166 |
9 | 3076185774 |
10 | 120118928740 |
11 | 5144915483804 |
12 | 239932734849080 |
13 | 12106729328331780 |
14 | 657428964058944716 |
15 | 38239094075667233528 |
16 | 2372421500769940561658 |
17 | 156417910715313378830238 |
18 | 10923007991339600108590688 |
19 | 805475337677577620666606928 |
20 | 62550798567594006106067173708 |