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 | 12 |
4 | 73 |
5 | 556 |
6 | 4737 |
7 | 44122 |
8 | 453441 |
9 | 5186664 |
10 | 65671201 |
11 | 906052654 |
12 | 13418086497 |
13 | 211472682604 |
14 | 3535616946513 |
15 | 62621439810066 |
16 | 1172370604136833 |
17 | 23118679430573008 |
18 | 478329265510033473 |
19 | 10349724555927678934 |
20 | 233633352312272612001 |
21 | 5492655756487132979796 |