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 | 5 |
3 | 25 |
4 | 162 |
5 | 1231 |
6 | 10988 |
7 | 109481 |
8 | 1220005 |
9 | 14915924 |
10 | 198841997 |
11 | 2861122716 |
12 | 44290863499 |
13 | 731732469209 |
14 | 12865489418525 |
15 | 239613961313353 |
16 | 4712991199268122 |
17 | 97557259778360215 |
18 | 2120682504988009054 |
19 | 48270952330701285107 |
20 | 1148400573894718809487 |