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 | 2 |
3 | 16 |
4 | 68 |
5 | 304 |
6 | 1352 |
7 | 6016 |
8 | 26768 |
9 | 119104 |
10 | 529952 |
11 | 2358016 |
12 | 10491968 |
13 | 46683904 |
14 | 207719552 |
15 | 924246016 |
16 | 4112423168 |
17 | 18298184704 |
18 | 81417585152 |
19 | 362266710016 |
20 | 1611902010368 |
21 | 7172141461504 |
22 | 31912369866752 |
23 | 141993762390016 |
24 | 631799789293568 |
25 | 2811186681954304 |