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 | 18 |
2 | 198 |
3 | 1716 |
4 | 12870 |
5 | 87516 |
6 | 554268 |
7 | 3325608 |
8 | 19122246 |
9 | 106234700 |
10 | 573667380 |
11 | 3024791640 |
12 | 15628090140 |
13 | 79342611480 |
14 | 396713057400 |
15 | 1957117749840 |
16 | 9540949030470 |
17 | 46021048264620 |
18 | 219878341708740 |
19 | 1041528987041400 |
20 | 4895186239094580 |
21 | 22844202449108040 |