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 | 2 |
3 | 6 |
4 | 20 |
5 | 69 |
6 | 245 |
7 | 896 |
8 | 3362 |
9 | 12869 |
10 | 50024 |
11 | 196896 |
12 | 783205 |
13 | 3143713 |
14 | 12717532 |
15 | 51798089 |
16 | 212233756 |
17 | 874193355 |
18 | 3617797596 |
19 | 15035379576 |
20 | 62724649455 |
21 | 262579756558 |
22 | 1102680011825 |
23 | 4643936681122 |
24 | 19609621413193 |
25 | 83005706694022 |
26 | 352145760387515 |
27 | 1497067760933244 |