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 | 3 |
3 | 15 |
4 | 127 |
5 | 1695 |
6 | 35199 |
7 | 1114303 |
8 | 53230271 |
9 | 3806172863 |
10 | 404501151935 |
11 | 63629782432959 |
12 | 14743655706528959 |
13 | 5018867716910902463 |
14 | 2501521070328547822783 |
15 | 1821950518454974100737215 |
16 | 1934522846425767844573547711 |
17 | 2989550430024658138034762353855 |