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 | 2 |
1 | 5 |
2 | 16 |
3 | 59 |
4 | 254 |
5 | 1297 |
6 | 7820 |
7 | 54791 |
8 | 438394 |
9 | 3945629 |
10 | 39456392 |
11 | 434020435 |
12 | 5208245366 |
13 | 67707189929 |
14 | 947900659204 |
15 | 14218509888287 |
16 | 227496158212850 |
17 | 3867434689618741 |
18 | 69613824413137664 |
19 | 1322662663849615979 |
20 | 26453253276992319982 |
21 | 555518318816838720065 |