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 | 0 |
2 | 1 |
3 | 10 |
4 | 67 |
5 | 380 |
6 | 1973 |
7 | 9710 |
8 | 46119 |
9 | 213600 |
10 | 970905 |
11 | 4349650 |
12 | 19262731 |
13 | 84507460 |
14 | 367855997 |
15 | 1590728630 |
16 | 6840133103 |
17 | 29269406760 |
18 | 124713124449 |
19 | 529394487450 |
20 | 2239745908435 |
21 | 9447655468300 |
22 | 39745309211461 |
23 | 166799986198910 |
24 | 698474942207927 |
25 | 2918999758480880 |
26 | 12176398992520233 |
27 | 50707195804467810 |