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 | 10 |
3 | 62 |
4 | 454 |
5 | 4310 |
6 | 49954 |
7 | 746078 |
8 | 13180750 |
9 | 283749638 |
10 | 7747573666 |
11 | 234558524690 |
12 | 8437098259486 |
13 | 340293472077722 |
14 | 14523592739559970 |
15 | 676119676949381762 |
16 | 35425760935764788014 |
17 | 2070535245695282709950 |
18 | 125884029549845876309674 |
19 | 8379955313909510350628018 |