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 | 19 |
4 | 116 |
5 | 901 |
6 | 8422 |
7 | 89755 |
8 | 1061048 |
9 | 13746169 |
10 | 193901066 |
11 | 2965146559 |
12 | 48946004956 |
13 | 867463969789 |
14 | 16405240966766 |
15 | 329147315037811 |
16 | 6973157545554128 |
17 | 155446026607476145 |
18 | 3636697161715448914 |
19 | 89099916704329731895 |
20 | 2281451214192505136516 |