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 | 0 |
1 | 9 |
2 | 153 |
3 | 7641 |
4 | 192789 |
5 | 32757741 |
6 | 525987081 |
7 | 190358321841 |
8 | 23076404893161 |
9 | 577743530648769 |
10 | 578407918658769 |
11 | 556370890030917009 |
12 | 160916328686946575601 |
13 | 220439117509451225357769 |