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 | 1 |
1 | 10 |
2 | 90 |
3 | 780 |
4 | 6660 |
5 | 56520 |
6 | 478440 |
7 | 4045680 |
8 | 34194960 |
9 | 288969120 |
10 | 2441780640 |
11 | 20632294080 |
12 | 174334109760 |
13 | 1473040494720 |
14 | 12446462643840 |
15 | 105166336884480 |
16 | 888602163298560 |
17 | 7508235853048320 |
18 | 63440765337623040 |
19 | 536042108460026880 |