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 | 4 |
2 | 126 |
3 | 7336 |
4 | 665120 |
5 | 80038860 |
6 | 11992785628 |
7 | 2148752458832 |
8 | 448000621008112 |
9 | 106551292402319492 |
10 | 28471977293653977714 |
11 | 8445425847422222518488 |
12 | 2753705028193531309816184 |
13 | 978990839708922602845440908 |
14 | 376905974468378563863272876248 |
15 | 156221832236610857130449469228920 |
16 | 69360325968752963320307268181976608 |