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 | 11 |
4 | 71 |
5 | 515 |
6 | 3997 |
7 | 32488 |
8 | 273009 |
9 | 2352724 |
10 | 20678966 |
11 | 184660333 |
12 | 1670619561 |
13 | 15279692008 |
14 | 141048655988 |
15 | 1312429249996 |
16 | 12296515232446 |
17 | 115909188223053 |
18 | 1098444610424929 |
19 | 10459429664510189 |
20 | 100021237512559055 |
21 | 960168745226226195 |
22 | 9249466125601138425 |