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 | 1 |
2 | 3 |
3 | 9 |
4 | 35 |
5 | 147 |
6 | 710 |
7 | 3780 |
8 | 21391 |
9 | 136063 |
10 | 932190 |
11 | 6887232 |
12 | 55902274 |
13 | 497726270 |
14 | 4711586833 |
15 | 47692742905 |
16 | 528539419087 |
17 | 6093676850975 |
18 | 73010887114406 |
19 | 943925266298096 |
20 | 12740929019736310 |
21 | 175037826035276730 |
22 | 2561985529052306447 |
23 | 39817440376814520907 |
24 | 622315443336146270858 |