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 | 8 |
3 | 42 |
4 | 236 |
5 | 1420 |
6 | 8976 |
7 | 58644 |
8 | 393200 |
9 | 2689522 |
10 | 18694164 |
11 | 131658910 |
12 | 937490780 |
13 | 6737990172 |
14 | 48816739048 |
15 | 356142597586 |
16 | 2614103310384 |
17 | 19291118713324 |
18 | 143044431901580 |
19 | 1065237986700788 |
20 | 7963426677825000 |
21 | 59741019702076168 |
22 | 449601401992383464 |
23 | 3393484429948103486 |