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 | 15 |
2 | 70 |
3 | 6006 |
4 | 1385670 |
5 | 674612557710 |
6 | 1006366256282310 |
7 | 6899316550553351234310 |
8 | 29365306848773629524600810 |
9 | 1033423560710676120463066852232970 |
10 | 1090001884152331303039489872122195258388782310 |