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 | 1 |
2 | 1 |
3 | 2 |
4 | 6 |
5 | 20 |
6 | 70 |
7 | 256 |
8 | 969 |
9 | 3762 |
10 | 14895 |
11 | 59916 |
12 | 244179 |
13 | 1006026 |
14 | 4183396 |
15 | 17534888 |
16 | 74007851 |
17 | 314256048 |
18 | 1341575769 |
19 | 5754629794 |
20 | 24789907450 |
21 | 107202369386 |
22 | 465209278326 |
23 | 2025212712660 |
24 | 8842042378050 |
25 | 38707067608872 |
26 | 169860383434800 |
27 | 747096961093560 |
28 | 3292855742992644 |