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 | 0 |
1 | 1 |
2 | 0 |
3 | 6 |
4 | 36 |
5 | 380 |
6 | 4830 |
7 | 74382 |
8 | 1342712 |
9 | 27825912 |
10 | 651274650 |
11 | 16994464850 |
12 | 489240628932 |
13 | 15404364096420 |
14 | 526634857318934 |
15 | 19428038813967630 |
16 | 769280055136105200 |
17 | 32543192449030871792 |
18 | 1464827827285673677746 |
19 | 69903432558329996409642 |
20 | 3525344776953738276010940 |