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 | 4 |
3 | 23 |
4 | 153 |
5 | 1106 |
6 | 8443 |
7 | 66977 |
8 | 546688 |
9 | 4561527 |
10 | 38732871 |
11 | 333607557 |
12 | 2907549308 |
13 | 25594629702 |
14 | 227233349522 |
15 | 2032335895221 |
16 | 18294192036084 |
17 | 165612099597170 |
18 | 1506797883831078 |
19 | 13771122728779086 |
20 | 126368176338669841 |
21 | 1163834520126009000 |
22 | 10754353177914306483 |