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) |
---|---|
8 | 1 |
9 | 502 |
10 | 47840 |
11 | 2203488 |
12 | 66318474 |
13 | 1505621508 |
14 | 27971176092 |
15 | 447538817472 |
16 | 6382798925475 |
17 | 83137223185370 |
18 | 1006709967915228 |
19 | 11485644635009424 |
20 | 124748182104463860 |
21 | 1300365805079109480 |
22 | 13093713503185076040 |