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 | 5 |
3 | 45 |
4 | 470 |
5 | 5365 |
6 | 64766 |
7 | 813012 |
8 | 10505163 |
9 | 138800397 |
10 | 1866712401 |
11 | 25470265992 |
12 | 351717013269 |
13 | 4906153922941 |
14 | 69030042202001 |
15 | 978531875343171 |
16 | 13961726654230994 |
17 | 200351151383453293 |
18 | 2889692388200640136 |
19 | 41867983817065377259 |
20 | 609091785100828769195 |