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 | 4 |
2 | 25 |
3 | 145 |
4 | 931 |
5 | 5866 |
6 | 38359 |
7 | 249880 |
8 | 1655035 |
9 | 10968724 |
10 | 73320259 |
11 | 491001721 |
12 | 3304488565 |
13 | 22283168350 |
14 | 150744668065 |
15 | 1021597533865 |
16 | 6938921001235 |
17 | 47202858834100 |
18 | 321640950882475 |
19 | 2194500145215595 |
20 | 14992297096036345 |
21 | 102535471011848230 |
22 | 702004865920831525 |