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 | 4 |
3 | 26 |
4 | 216 |
5 | 2091 |
6 | 22532 |
7 | 263302 |
8 | 3282572 |
9 | 43184125 |
10 | 594892016 |
11 | 8533187394 |
12 | 126911650416 |
13 | 1950679300314 |
14 | 30905935176876 |
15 | 503694878376602 |
16 | 8429969774716104 |
17 | 144679270141457684 |
18 | 2543281262706638148 |
19 | 45745868441595695376 |
20 | 841201149601799641988 |
21 | 15801799739741607604585 |