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 | 1 |
2 | 1 |
3 | 6 |
4 | 74 |
5 | 1400 |
6 | 35676 |
7 | 1140328 |
8 | 43740848 |
9 | 1954336608 |
10 | 99561874080 |
11 | 5691393582336 |
12 | 360561583177440 |
13 | 25064797000415744 |
14 | 1896477768217789120 |
15 | 155128714525468598400 |
16 | 13639839907494680219648 |
17 | 1282811359778733608826368 |
18 | 128498290985443181787800064 |
19 | 13657938489514600713859515392 |
20 | 1535272989503239280608301470720 |
21 | 181975961346350933380240113192960 |