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 | 9 |
3 | 78 |
4 | 675 |
5 | 5841 |
6 | 50544 |
7 | 437373 |
8 | 3784725 |
9 | 32750406 |
10 | 283399479 |
11 | 2452344093 |
12 | 21220898400 |
13 | 183631053321 |
14 | 1589016784689 |
15 | 13750257902238 |
16 | 118985270766075 |
17 | 1029616663187961 |
18 | 8909594156393424 |
19 | 77097497417976933 |
20 | 667148694292612125 |
21 | 5773045756379578326 |