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) |
---|---|
1 | 0 |
2 | 1 |
3 | 9 |
4 | 164 |
5 | 5050 |
6 | 227508 |
7 | 14064519 |
8 | 1146668608 |
9 | 119249333028 |
10 | 15400125776000 |
11 | 2417814003691405 |
12 | 453536611741073664 |
13 | 100178077459552487070 |
14 | 25735749696251388478720 |
15 | 7608415981499790110521875 |
16 | 2564724413131659780025106432 |
17 | 977834710569917222742633274504 |