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) |
---|---|
1 | 4 |
2 | 21 |
3 | 143 |
4 | 1063 |
5 | 8371 |
6 | 68785 |
7 | 583436 |
8 | 5069633 |
9 | 44876757 |
10 | 403025174 |
11 | 3660702622 |
12 | 33550877248 |
13 | 309726969451 |
14 | 2876065468123 |
15 | 26835315229835 |
16 | 251389798269317 |
17 | 2362887262236150 |
18 | 22272676889496853 |
19 | 210455460654786509 |
20 | 1992806263723883464 |