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 | 3 |
2 | 9 |
3 | 57 |
4 | 642 |
5 | 9402 |
6 | 177198 |
7 | 4051338 |
8 | 108926520 |
9 | 3371293704 |
10 | 118000461528 |
11 | 4609447152120 |
12 | 198791258476176 |
13 | 9381618706074768 |
14 | 480921576177145392 |
15 | 26610634173004959312 |
16 | 1580792845661466884352 |
17 | 100345182367660427554560 |
18 | 6778517964127816222982016 |